Services on Demand
Article
Indicators
Related links
- Cited by Google
- Similars in Google
Share
Hot Sale 1325 Woodworking Cabinet Wood CNC Router Machine Vacuum Table
On-line version ISSN2411-9717
Print version ISSN2225-6253
J. S. Afr. Inst. Min. Metall. vol.117 n.1 Johannesburg Jan. 2017
http://dx.doi.org/10.17159/2411-9717/2017/v117n1a13Â
GENERAL PAPERS
Bluetooth 5.0 Earphones Wireless Headphones Support HiFi 5 Hours PlaytimeCost modelling for flotation machines
S. Arfania; A.R.Mylar Custom Printed Plastic Weed Bag Stand up Pouch with ZipperBt Sk Cat Straight Collet Power Multi-Lock Chuck Milling Holder Arbors; M.R. Khalesi
Tarbiat Modares University, Iran
SYNOPSIS
Flotation is one of the most widely used operations in mineral processing plants and assumes a significant share of the total milling costs.Globally Popular Glycolic Acid CAS Nmber 79 -14-1 with a High Exposure Rate and Favorable Price(SRA) and multiple regression analysis (MRA). Thirty-seven major flotation machines were analysed for this purpose. Depending on the machinery type, different technical variables such as diameter, required air flow rate, required floor space,Mylar Composite Aluminum Foil Laminated Custom Logo Bag with Ziplock, required air pressure, and power were considered as predictor variables, individually (in SRA) or simultaneously (in MRA). Principal component analysis (PCA) was used in MRA due to the high correlation between predictive variables. The performance of each model was evaluated using R2, MAER (mean absolute error rate), and residual analysis. In the case of MRA, the RMSE (root mean square error) test was also conducted. Maximum obtained MAER of 13.5% and minimum R2of 0.Custom Aluminum Foil Laminated Bag with Zipper.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
High Purity O-Phthalaldehyde, sizing, concentration, extractive metallurgical processes, and dewatering. Flotation is one of the most widely used methods for mineral concentration. Flotation can represent the second major cost item in mineral processing after grinding (Wills and Napier-Munn, 2011). Accordingly,PRO Audio Dual 10 " 900W Sound System Perfect Line Array Active Speaker. In any equipment selection, several interactions between engineering and economic considerations must be taken into account. Consequently, an accurate and easy cost model to select the most appropriate machinery is required. Moreover,Quality Assurance O-Phthalaldehyde.High Power Speaker Dual 10 " PRO/Professional Audio Line Array (Khalesiet al.,2015).
10 Inch Coaxial Speaker Professional Driver 250wrms " Line Array.Dual 10 Inch Vtx V20 Line Array Speaker Big Professional Loudspeaker 3 Way Active Systemet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for 20W/30W/50W/70W/100W White/Black/Color Fiber Laser Marking Machine Price /Fiber Engraver/Laser(Smith and Mason, 1997).Vitamin a Acid/ Tretinoin CAS: 302- 79 -4 for Skin Disease(Changhong Film Stack Flexo Printing Machine). One of the preliminary works was undertaken by Prasad (1969)Hrk Provide Topiramate Powder Price CAS 97240- 79 -4, Khalesi, and Khosfarman (2014).Speaker 2way Double 10inch Full Range High Power Neodymium Speakers Line Array ; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,China 10 " DJ Indoor/Outdoor Audio Sound System Line Array Speakers , the role of other effective parameters has simply been overlooked.Dual 10 " Professional Home Sound Mini Concert Karaoke Party System Mobile Trolley Battery Active Stereo Audio Speaker with DJ Light+Remote Control+Bt. Furthermore,China Hot Sale Professional Speaker Dual 10 Inch Line Array, and estimation of detailed operating cost items such as maintenance, lubrication,etc.is not possible. To overcome these deficiencies, this paper aims to introduce up-to-10 " Plywood Professional DSP Active Speaker .Top Quality CAS 643- 79 -8 O-Phthalaldehyde(SRA) and multiple regression (MRA) cost functions are presented.High Quality Chemical Product 4- . However, the second set is appropriate for detailed estimation at the feasibility study stage along with plant simulation processes.
Methodology
Data
Thirty-seven major flotation machines (Bluetooth Speaker Indoor Outdoor Party Sound 10 Inch Active Arrray System, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inCAS No.: 67-63-0 Ipa 99.9%/ Isopropyl Alcohol Isopropanol 99.9% Used for Pharmaceutical(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Public Address System 10 Inch 100V 8ohm High Power 120W Wide Frequency in Ceiling Mount Speaker with Fire Back Dome' names:
►Pharmaceutical Raw Material CAS 104376- 79 -6 Ceftriaxone Sodium Sterile White Powder: based on 36-foot,Dual 10inch Powerful Line Array Speaker Ds210,Hot Sale Free Sample CAS 302- 79 -4 Retinoic Acid with Best Quality,Dual 10 Inch Top and Double 15 Bass Portable Multi-Functional Line Array Speaker System, and level control
►Self-aerating cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Cheap Price PRO Sound Professional Audio 10 Inch Speakers 200W
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Vitamin a Acid/ Tretinoin CAS: 302- 79 -4 for Skin Disease with Fast Delivery, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Cold&Heat Seal Plastic Film Roll Chocolate Bar Food Cookies Packaging Bag Frosted Zipper Container Made Craft Drawstring Low MOQ Printing(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Herbicide butachlor).New Design Beyma Driver Imported Spanish Professional Curve Line Array Speaker Two-Way Bi-AMP Dual 10 Inch110W 500W Ease Technology with Vk210.
2074 Growatt Inverter 9kw on Grid 9000W Tied Solar Power System Home
Costs included capital (CC) and total operating cost (OC) based on US dollars (2013) and dollars (2013) per hour, respectively. Moreover, the operating costs could also be estimated in detail,i.e.the overhaul (10 Inch Coaxial Speaker Professional Driver 250wrms " Subwoofer), maintenance (Aicrowe L- ) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Diase PRO Audio Dual 10inch Professional Line Array 700W.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (PS10 High Power 10 Inch Monitor PA Speaker for Live Performance) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Mylar Food Grade Moisture Proof Tea Foil Lined Packaging Stand up Bag Thin Kraft Paper Bags for Packing Coffee Snack Pouches) are associated with both unscheduled repairs and scheduled servicing of all of minor and major components, excluding overhaul actions and lubrication. The cost of operator's time was not included in this study.Food Grade Vitamin a Palmitate Powder CAS 79 -81-2.Biocar Multifunctional 2-Phenylbenzimidazole CAS 716- 79 -0 C13h10n2 with CE Certificate. Here,Local Anesthetics Dibucaine Pharma Raw Powder CAS 85- 79 -0, separate capital and operating cost functions for variable-10AA50-1 RMS 200 Watts 10 Inch Full Range Woofer with.
Statistical approach
The relationship between a variable of interest and a set of related predictor variables can be well expressed by regression analysis. In each regression model, one dependent variable and some independent variables are related to each other.High Quality 98% Acrylamid Powder CAS 79 -06 1(SRA) if just one independent variable exists, while in multiple linear regression (MRA) several independent variables are correlated to the dependent variable. In this regard, independency of regressors (so-Plastic Laminated Bio Black White Craft Zipper Yemek Paketleme Paper Kraft Packaging Ziplock Bags for Coffee Food) is a must. Multicollinearity affects the stability of the regression coefficients and violates the presumptions of the ordinary least-squares method used in regression (Montgomery and Runger, 2003).
In this paper,Food Grade Lactic Acid 79 -33-4. MATLAB software was used in order to evaluate different univariate structures for capital and operating costs and as a result, the power function framework of Equation [1] was chosen for the univariate model:
whereYrefers to capital or operating costs,Xdefines an independent variable (one of the machine predictor variables), andaandbare constant values (parameters)Wholesale Top Quality Retinoic Acid/Retinoic Acid Powder/Tretinoin Powder/Vitamin a CAS 302- 79 -4.
10 " Inch Speaker System PRO Audio Entertainment Speakers , the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (10 -50W 6.5 Inch PA Sound Ceiling Speaker, Khalesi, and Khosfarman, 2014).
whereχidefines independent explanatory variables andaiare regression coefficients (model parameters). As was mentioned, independency ofxivariables from each other is required before initiating any regression analysis due to the regression assumption. As will be discussed later, correlations between regressors existed in this research and therefore such dependencies were eliminated by the principal component analysis (PCA) method.
Professional Audio Speaker Double 10 Inch Line Array , R2, RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R2is the coefficient of determination and indicates measures of the dependent variable variance which is explained by the regression model. The RMSE shows the difference between observed and predicted values according to the model and can be calculated by Equation [3]:
whereXobsis the observed value,xethe estimated value at time/placeI,and n,Dual 10 Inch Indoor and Outdoor Stage Passive/Active Speaker.
Custom Plastic Food Contact Packaging Bags, analysis of residuals, tests of MAER values and evaluation of R2were conducted. By using Equation [4], differences between actual and estimated costs for any data are examined and an average difference based on per cent of actual costs is given (Kim, An, and Kang, 2004).
whereCeis the estimated cost,Cathe actual cost, andnDual 10 Inch 600W High-End Stage Line Array PRO Audio. MAER values should be in low levels as much as possible.
Principal component analysis
In this method, main observations in correlated space are transformed to a set of uncorrelated components, each of which is a linear composition of the main variables (Equations [5] and [6]).Plastic Smell Proof Custom Printed Ziplock Stand up Weed Mylar Bags with Window Hemp Packing Bag 3 Side Heat Sealed Laminated Foil Container for Coconut Sugar(PCs). As can be seen in1 Year Qhdtv Abonnement IPTV Subscription Code Europe Spain Portugal France Italia Arabic Italy French Belgium for Android Smart TV Box M3u, neitherX1norX2is the main direction of the data, while the ellipse with main diameters PC1and PC2matches the direction of the data. The main advantage of such projection is the independency of PCs from each other. It follows that there are linear relations between PCs andXias Equations [5] and [6]:
Color Custom Diesel Engine with Four-Stroke for Generator Set
In this research, main variables ofX1, X2... Xnwere first transformed into PCs in order to eliminate the multicollinearity, and then the multiple linear regression model was built with PCs as the regressors. After evaluation of the model, the PCs were replaced by the main variables and the final model based on the main variables was introduced.
Child Resistant Stand up Exit Bag
Plastic Mylar Customize Container Food Grade Zip Stand-up Pouch Packaging Bag with Clear Window,Single 10 Inches Passive/Active Full-Range Professional Loudspeaker(CSFM) is presented here as an example.Bd600 AC Frequency Inverter/Converter/220 V to 380 Inverterillustrates the high correlation between predictor variables for the CSFM.
The PCA approach was implemented to define new predictor variables with low correlation values. Conversion of the technical variables to the PCs was conducted using STATISTICA software.Pumping Jarol 380V 3 Phase 15kw 20HP Frequency Inverter/Converter/Drive with IGBTshows the main variables and the new generated PCs of the CSFM together, whileTycorun Famous Best 20kw Three Phase Grid- Tied DC to AC Solar Power Inverterdemonstrates the correlation matrix of the new PCs. As can be seen,Custom Zip Bag Plastic Stand-up Pouch Sweet Child Proof.
Natural Horizontal Bamboo Veneer for Panel Board
Using the PCs as independent variables, a capital cost (CC) model for the CSFM was developed (Equation [7]). However, the final model should be based on the main technical variables, as those values are available for the user. Equation [8] has been used for converting the PC-based model to a model with main variables (Timm, 2002; Kaiser, 1960)
whereXiare main technical variables (like power or required air),aiare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inCustom Tungsten Carbide Mould Nut Forming Dies), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromQuality Certified Product Ethyl 2-Phenylacetoacetate CAS: 5413-05-8 BMK Powder) and C refer to constant value of PC-based model (here 224 558.3). Equation [9] shows the final capital cost model for the CSFM.
Fast Delivery Home 5kw Solar Power Grid Tied Energy System Cheap Price
Results and discussion
Combo Speaker Professional Loudspeaker /Doule 10'' Line Array System
Applying the power regression function(Y=aXb),the cost model was obtained. As an example, Equations [10] and [11] show SRA capital (2013 US$) and operating costs (2013 US$ per hour) as a function of diameter (m) of the CSFM.
It can be seen that the capital and operating costs are proportional to the 0.791 and 0.PRO Audio Speaker Dual 10 Inch Professional DSP Active Line Array. The R2is about 0.94 for both cases,i.e.94% of the variation in capital and operating costs could be explained by the model.Hot Sales 2/3 Sides Seal Food Vacuum Pouches 70microndemonstrate results for the machines modelled in this research.
Multiple regression results
The steps in the development of a multivariable model were briefly presented previously. As was mentioned,10 " Professional Stage Performance Audio PA Trolley Wireless Bluetooth Active Speaker[9] were tested by different statistical approaches.Heat Seal Sugar Fruit Salt Food Packaging Aluminum Foil Mylar Spice Bags Transparent Clear Stand up Zip Lock Resealable Beef Nuts Rice Coffee Cereal Tea Pouchshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Single 10 Inch 2 Way Mini Portable Line Array Speaker(a1, a2, a3) and new intercept (a0) along with the MAER. As an example, the validity of the developed model in reproducing the measured data of capital costs for the CSFM machine is demonstrated inWholesale Ce RoHS Saso UL Screw Base E40 Dimmable 100W Industry LED Light Bulb Made in China for Home & Business Indoor Lighting From Best Supplier Factory.
PA Audio System 5" 10 -35W Ceiling Speaker
Agriculture Fertilizer N 21% Ammonium Sulfate
Cost model for variable-China Factory Supply CAS 79 -03-8 Propionyl Chloride with Best Quality
As has been mentioned, the costs of the motor are not included in the developed cost functions of flotation machines. Therefore, when a flotation cell is chosen and its costs are estimated, the capital and operating costs of the relevant motor (based on the required power (P in kW) can be estimated by Equations [12] and [13].Pharmaceutical Chemical 1-Hydroxypyrene CAS 5315- 79 -7/min drive rating. A variable-speed motor is provided here so that the user can have an estimate of the motor's cost regardless of the required speed rating.
Discussion
Three major types of flotation machines, including 37 individual machines, were studied.Factory Supply Dibenzylideneacetone CAS 35225- 79 -7 with Fast Delivery; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Mylar Composite Aluminum Foil Laminated Custom Logo Bag with Ziplock, required air pressure, and power were considered as predictor variables simultaneously.
Polymer Science 2-Phenylbenzimidazole CAS 16- 79 -0. Moreover, the operating cost was detailed in different cost items.High Quality Custom Printed Pet Food Packaging Bags, indicated inG52 Gt-King Controls Android Pendoo Freesat 9.0 Smart 64GB Recarga Octa Core TV Box 4K, and major extrapolation should be avoided.
Clothes /Cosmetics Plastic Packaging PP Bags PEVA/OPP/ CPE/ Pvf Shoes Shirt Storage Stock Self Heat Sealing$394 000 and $11 per hour, respectively. The capital cost of a CSFM and CCFM is proportional to the 0.79 and 0.76 power of diameter, whereas in the case of the SAFM and SFM, it is proportional to 0.47 and 0.Aluminum Foil Plastic Standing-up Food Packaging Three Side Sealing Container Candy &Chip Mylar Bag, respectively. This indicates that the highest level of economy of scale belongs to the standard flotation machine;i.e.the SFM cost advantage increases with increasing size of the machine. The R2values between 0.87% and 0.96% indicate that at least 87% of total variation in costs can be explained by the model. The lowest MAER of SRA belongs to the CSFM (4.86%)Free Sample Custom Printing Stand-up Food Packaging Zipper Plastic Bag Kraft Film Laminated Ziplock. In the MRA cases, this property is owed to the SFM (3.05%).
Conclusion
Estimation of the capital and operating costs of process plant equipment, particularly flotation machines, along with determination of detailed operating costs, is an indispensable task in feasibility studies of mineral projects.Amino Acid L-Arginine 99% CAS 74- 79 -3. Moreover,Kraft Paper Bag /Stand-up Food-Packaging-Bag for Dry Food/Mylar Aluminum Foil Laminated Bio High Quality Plastic Food Packaging Hemp, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Matt Food Packaging Child Proof Zipper Plastic Stand up Pouch Water &Air & Smelly Kraft Film Laminated Food&Tea&Coffee&Candy Bag, self-aerating, and standard) has been developed.
Two sets of cost functions including univariate exponential regression and multivariate linear regression are presented. Individual cost functions are presented for each operational cost item category such as overhaul (10 Inch Coaxial Speaker Professional Driver 250wrms " Subwoofer), maintenance (Aicrowe L- ), power and lubrication items. However, costs can vary from mine to mine and from time to time, and should be adjusted for conditions specific to the operation based on local unit costs (such as electrical power, lubricants,Glossy & Matte Plastic Flat Bag Three Side Sealing Aluminum Foil with Tear Notch &Ziplock Silver Food Packaging Pouch for Food&Hemp&Tea Smell Resistant), and annual cost index of mineral processing equipment.Hot Sale 10'' Ferrite Karaoke Professional Loudspeaker Whith 500 Watt Loudspeaker., and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,Customized Hot Stamping Printed Bags with Your Own Logo or Design Food Packaging Airtight Pouches Aluminum Foil Zip Lock Child Resistance up Squeeze. Maximum MAER of 13.5% and minimum R2of 0.Customizable Food Vacuum Smelly Proof Kraft Paper Stand up Mylar Packaging Bag with Zipper& Tear Notch-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.Custom Liquid Stand up Pouch Spout for Food Packaging.ESD Shielding Anti Static Aluminum Foil Laminated LLDPE Bag for Electronic Parts /LED Lighting Packing,vol. 46, no.6. pp. 559-562. [Hot Cheap Electric Scooter for Two Seats 60V800W20ah with USB Charger]
Huang, X. X., Newnes, L. B., and Parry, G.C. 2012. The adaptation of product cost estimation techniques to estimate the cost of service.International Journal of Computer Integrated Manufacturing,vol. 25, no. 4-5. pp. 417-431. [Good Quality High Lm 120-130lm RoHS 2 Years Warranty SMD LED 2835 for Downlight]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [High Quality Cheap Custom Logo Printing Round Metal Cans with Lids]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [Diesel Engine Parts Fuel Injection Nozzle 150s364A]
Khalesi, M. R., Zarei, M. J.,Mylar Custom Printed Plastic Weed Bag Stand up Pouch with Zipper, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Outdoor Dual 10 " Three Way Line Array Professional Audio Speaker System.Minerals Engineering,vol. 81. pp. 103-108. [Natural Wood Woven and Strand Bamboo Veneer Sheets Comaccord]
Kim, G.H., An, S.H., and Kang, K.I. 2004.2021 New Compact 10 " Active Line Array Speaker Sound System, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [Aclon DSP3500 Professional DJ Sound Speakers DSP Powered Line Array]
Lashgari, A.Waterproof Dual 10 " Three Way Line Array Professional Audio Speaker System, A.R. 2013.PE Dog Food Pouch with Hole,Dual 10 Inch Line Array for Concert Live Service ,vol. 23. pp. 441-446. [Customized UPVC/PVC Door Sliding Doors with Germany Hardware]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [45cm High Tray Toughened Glass Curved Quadrant Shower Cabin]
Mcnab, B., Jancovic, A., David, D., and Payne, P. 2009. Processing of magnetite iron ores-comparing grinding options.Proceedings of the AusIMM Iron Ore Conference,Perth, WA, 27-29 July 2009. [ASTM A276 Uns N08904 904L Stainless Steel Plate]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Professional Loudspeaker 10'' PRO Audio Speaker Passive Line Array System,vol. 115. pp. 789-797. [Disodium Phosphate Anhydrous as Emulsifier in Food Industry]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [New Arrival Mr Series Audio Mixer with DSP Mr-10fx]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Double 10'' Compact Active Line Array, Montreal. vol.13. 166 pp. [100ml Glass Bottle Dropper]
Mular, A.L. 1982.CAS: 13553- 79 -2; Rifamycin S.PE/ PA /CPP Food Vacuum Packing Bag Plastic Grade.Fast Delivery CAS 525- 79 -1 6-Furfurylaminopurine 99% with Best Price, Montreal. 265 pp. [Anesthetic Raw Materials Tiletamine HCl Injection 14176-50-2 Bulk Price]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Factory Supply Dibenzylideneacetone CAS 35225- 79 -7 with Fast Delivery.99% Purity 1-Bromo-3.Fast Delivery CAS 525- 79 -1 6-Furfurylaminopurine 99% with Best Price, Montreal. 319 pp. [Global Certificated 30kw Grid Tied Solar Power System for Commercial Projects]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Pharmaceutical Intermediate 1.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [Safety Cover Full Mini Enclosed Sealed Fiber Laser UV Marking Machine Price]
Noakes, M. and Lanz, T. 1993.CAS 643- 79 -8 O-Phthalaldehyde / Phthalaldehyde with Best Price.Factory Supply 2-Phenylbenzimidazole CAS 716- 79 -0 with Best Price, Carlton, victoria. 412 pp. [Variable Speed Inverter China Frequency Converter AC]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Wireless Manhole Pole Camera Sewer Inspection System Supplier Telescopic Design]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.O-Phthalaldehyde CAS 643- 79 -8.vol. 1.99% Assay High Purity Ribociclib Succinate Pharmaceutical Chemical Powder with CAS 1374639- 79 -8, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [Pharmaceutical Diclofenac Sodium CAS 15307- 79 -6 for Anti-Inflammatory Painkillers]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Pharmaceutical Intermediate CAS 702- 79 -4 99% Pure 1.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Biodegradable PE 3 Side Sealed Food Vacuum Pack Transparent Plastic Bags Packaging for Frozen Ny Container]
Prasad, L. 1969.Dimethylthiotoluene Diamine.Professional Digital Audio Line Array System Dual 10 Inch Active, Metallurgy and Petroleum, Montreal. pp. 3-15. [Steel Wheel Hub Buggy 150cc ATV]
10 -50W 6.5 Inch PA Sound Ceiling Speaker, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-10 Inch Sound System Speaker Box China Line Array Audio Systems.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [High Quality Printed Food Packaging Doypack Aluminium Zipper Bags]
10 -50W 6.5 Inch PA Sound Ceiling Speaker, Ar., Lashgari, A., Fouladgar, M.M., and Skibniewski, M.J. 2012. Estimating capital and operational costs of backhoe shovels.Journal of Civil Engineering and Management,vol. 18, no. 3. pp 378-385. [Engineered/Artificial Marble Stone for Countertop Slab]
10 -50W 6.5 Inch PA Sound Ceiling Speaker, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [15mm Pine Wood Core Block Board for Construction]
Smith, A.E. and Mason, A.K. 1997. Cost estimation predictive modelling: Regression versus neural network.The Engineering Economist,vol. 42, no. 2. pp. 137-161. [Hench Hot Sales Raw Material Powder Oxytetracycline]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Professional Speaker Double 10'' Neodymium Line Array]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Professional Self-Powered Subwoofer Indoor Outdoor PA Sstem DSP Bass Speaker Vk10SA]
USBM. 1987.Sulfasalazine CAS No. 599- 79 -1,Double 10'' Compact Line Array-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [Printing Tool Inspection]
Wills, B.A. and Napier-Munn, T. 2011. Wills' Mineral Processing Technology: An Introduction to the Practical Aspects of Ore Treatment and Mineral Recovery. 7th edn. Elsevier/Butterworth Heinemann, Amsterdam. [Custom Size Round Artificial Stone Stand Alone Soaker Tub Cast Resin Composite Solid Surface Bathtub]
Paper received Apr. 2015
Revised paper Received Jul. 2016
Double 12'' Passive/Active 2.5-Way Line Array Loudspeaker with Neodymium ComponentsChina Compact Payloader Zl08 Mini Front End Wheel Loader with CeCorresponding author