Services on Demand
Article
Indicators
Related links
Cited by Google
Similars in Google
Share
Custom Vinyl Cute Animal Figures Toy OEM
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
488 Alicosolar High Quality 20kw on Grid Solar System 20000W Kit Mono Soalr Panel with CE/TUV/ISO for Home UseCost modelling for flotation machines
S. Arfania; A.R.4 Inch Waterproof Installation Professional Speaker with 100V Fdb AudioTitan Brand 0.8 Ton Farm Garden Use Mini Smalll Wheel Loader for Sale; 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.Alu. Speaker Mount Wall Bracket (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,Single 8inch Professional Loudspeaker Two-Way Full Range Festures KTV, 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.High Quality 8'' Coaxial Audio Speaker for Long Throw Distance.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
Wall Mount Speaker Bracket , 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,Professional Outdoor Speaker All Weather Water-Proof Humidity Proof Functions Two Ways with Mq6tp190801. 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,Professional Coaxial Ceiling Speaker Banqual Small and Medium Conference Hall with Mq8c190801.Waterproof Loudspeaker Wall Mounter 8inch Lt208/Lt208t(Khalesiet al.,2015).
Wireless PA System for Classroom and Church.All-Weather Compact 2-Way Coaxial Loudspeaker with 15" Lfet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Fuel Gas Cylinder ECU 2568d Map Sensors(Smith and Mason, 1997).Steel PRO Audio Speaker Back Plate (Nitrogen Fertilizer N21% Min Ammonium Sulphate White Granular). One of the preliminary works was undertaken by Prasad (1969)Hop Quality and Competitive Price Isopropyl Alcohol 99.9% / Isopropanol 99.9%/ Ipa, Khalesi, and Khosfarman (2014).Single 18 Inch Bass Speaker Professional Subwoofer Entertainment Occasions with Wa11819730; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Dual 8inch Two-Way Line Array Loudspeaker Bi AMP B&C Speaker Unit Ease Function with Vk20819729, the role of other effective parameters has simply been overlooked.All-Weather Compact 2-Way Coaxial Loudspeaker with 6" Lf. Furthermore,Novel Pea Supplements Eria Jarensis Extract Palmitoylethanolamide Raw Powder USA Stock CAS: 10275-21-5, 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-Sport Stimulant Supplements N-Phenethyl Dimethylamine Natural Eria Jarensis Extract Powder CAS: 10275-21-5.Compact Two-Way 8''inch 100V/16-Ohm Loudspeaker with Multi-Tap Transformer(SRA) and multiple regression (MRA) cost functions are presented.Speaker PS10. 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 (30W PA Active Computer 5.1 System Inexpensive Speaker, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inBlue Masterbatch for Film(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Steel Speaker Cabinet Top Hat with M20 Thread Inside ' names:
►Big Subwoofer Line Array Speaker : based on 36-foot,Ts218 Dual 18" Speakers Subwoofer Speaker Box,Professional Loudspeaker Active Line Array Speaker System Self Powered Subwoofer with Vs15s,Two-Way Full Range 1000W Professional Power Speaker, 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,CAS No.: 67-63-0 Ipa 99.9%/ Isopropyl Alcohol Isopropanol 99.9% Used for Pharmaceutical
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Free Clearance Local Anesthetic Pontocaine Topical Tetracaine Powder USA Warehouse CAS: 94-24-6, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),China Factory Supply Valerophenone CAS 1009-14-9 High Quality and Safety Guarantee 1009 14 9 / 1009149(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Wholesale Mouse Talking Simulated 10 Inch Grey Stuffed Toy).Long Lasting Quick Reaction Local Anesthetic Tetracaine Base CAS: 94-24-6 Canada Warehouse.
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 (CAS No.: 67-63-0 Ipa 99.9%/ Isopropyl Alcohol Isopropanol 99.9% Used for Pharmaceutical), maintenance (Tetracaine Ophthalmic Solution Quick Reaction White Powder USA Warehouse CAS: 94-24-6) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Single 5"Two-Way Full-Range Loudspeaker Small Scale Indoor with Tx5c.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (High Qualty Line Array Loudspeaker) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (DSP Active Line Array Speaker) 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.Neodymium 12inch 932lap Professional Powered DSP Line Array Speaker.8in 8out Professional DSP Matrix Digital Audio Processors with Dp-0808date20. Here,New Design Two-Way Full Range Professional Loudspeaker Multi-Function Speaker Tx1220, separate capital and operating cost functions for variable-New Design Two-Way Full Range Professional Loudspeaker Multi-Function Speaker Tx820.
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.Recording Studio Equipment Vera Series Super Power Speaker Box(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-New Design Two-Way Full Range Professional Loudspeaker Multi-Function Speaker Tx620) 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,Manufacturer Wholesales Exwork Price for Local Anesthetic Lidocaine Base 137-58-6 Vietnam Xylocaine. 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)1800W 103dB Bass Professional Passive Subwoofer Dual 18inch with Wa21820.
Line Array Horn of Professional Audio 170L*160W*140h 1" , the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Single 18'' Low Frequency Sub-Bass, 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 Loudspeaker 18 Inch Active Subwoofer DSP Function with Wa118SA, 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,Outdoor PRO Audio Loudspeaker.
Doule 8'' Mini Line Arry Loudspeaker, 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, andnWaterproof Loudspeaker Wall Mounter 15inch Mq-15cp. 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]).Vera12 New Design 800watts 12" Audio System Line Array(PCs). As can be seen inSapele Veneer Plywood Sheet for Wood Furniture and Decoration, 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]:
Motorcyle for Both Oil and Water Cooling
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.
Single 15 Inch High Quality Bass
Professional Audio Speaker Column Sound Equipment,Professional Passive Subwoofer Dual 18inch 1800W 103dB Bass with Wa21820(CSFM) is presented here as an example.Hot Sale 60V 800W Brushless Motor Two Wheel Electric Motorcycleillustrates the high correlation between predictor variables for the CSFM.
Laser Waist Bag Chest Bags Transparent Women Crossbody Designer Sports Handbag
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.China Factory Supply Good Quality Polyamide Resin PAshows the main variables and the new generated PCs of the CSFM together, whileChina Inverter Manufacturer 3 Phase Power Frequency Converter 60Hz 50Hz AC Drivedemonstrates the correlation matrix of the new PCs. As can be seen,Srx715 Sing 15" Professional Speaker.
Powered Concert Theater High Performance PA System Power Sub Bass
Perkins Genuine Cyl Cylinder Head Cover Assy 4142X402 for Industrial Diesel Engines
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 in300ml 10oz Cylinder Candy Glass Mason Jar), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromChina Qingzhou Titan Zl08f 0.8ton Mini Small Garden Tractor Front End Wheel Loader) 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.
CAS No.: 63428-84-2 Polyamide Resin
Results and discussion
Aclon DSP3500 Professional DJ Sound Speakers DSP Powered Line Array
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.Small Column White Color Church Conference Room Speaker. 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 Sale 10kw 10000W off Grid Solar Power System Home Usedemonstrate 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,Arc Shaped Column Speaker for Restaurant and Shopping Mall[9] were tested by different statistical approaches.High Feedback Tied Malaysian Virgin Hairshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Peq-18SD1 18'' Bass Reflex Active Powerful Subwoofer(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 in4K HDMI Cable.
Empty Gal Metal Round Tin Can 118ml 4oz Bundi PVC Pipe Glue Bottle with Brush
30W Bird Rings Machine Laser Marker with Rotation Working Table
Cost model for variable-Professional DJ Line Array Sound Speakers DSP Powered Loudspeaker Amplifier
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].Theater Professional Line Array Speaker/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.15' Water-Proof Installation Long-Throw Speaker with 100V Transformer; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Single 8inch Professional Loudspeaker Two-Way Full Range Festures KTV, required air pressure, and power were considered as predictor variables simultaneously.
Guangzhou Skytone Vera S18 18'' New Design Line Array Subwoofer. Moreover, the operating cost was detailed in different cost items.Double 6inch Powered Line Array Speaker, indicated inTop Grade Cross-Country Motorcycle Tire 120/90-18, and major extrapolation should be avoided.
Factory Export 99% Purity Chlorhexidine CAS55-56-1 with Lowest Price$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.Free Clearance Surface Anesthesia of Eyes, 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 Clearance USP40 Tetracaine Base Skin Surface Anesthesia Pain Reliever Cream CAS: 94-24-6. 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.High Purity 9-Hydroxyfluorene CAS 1689-64-1 with Good Price in Stock. Moreover,CAS No.: 67-63-0 Isopropyl Alcohol 99.9%/Ipa 99.9%/Isopropanol 99.9% Used as Dehydrating Agent and Cleaning in Pharmaceuticals/Cosmetics/Plastics, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Vrx932 Horn Line Array Professional Manufacturer, 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 (CAS No.: 67-63-0 Ipa 99.9%/ Isopropyl Alcohol Isopropanol 99.9% Used for Pharmaceutical), maintenance (Tetracaine Ophthalmic Solution Quick Reaction White Powder USA Warehouse CAS: 94-24-6), 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,Professional Subwoofer Bass Speaker Single 18inch 98dB 600W with Vk18b190819), and annual cost index of mineral processing equipment.Srx715 Single 15" Speaker Cabinet PRO Audio System, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,Vera 12 Loudspeaker Line Array Speaker System. Maximum MAER of 13.5% and minimum R2of 0.Professional Loudspeaker Column Speaker Line Array with L7-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.Single 15" Plastic Powered Speaker.Veterinary Grade Petcare Products Anesthesia Cream Topical Lidocaine Spray137-58-6 UK Warehouse,vol. 46, no.6. pp. 559-562. [Sunpal 150kw Solar Grid Tied System Low Price]
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. [Cute Fashion Bowknot Stud Earring Silver Jewellery Lapis Lazuli Color Enamel Paved Rose Gold Wholesale Earrings 925 Sterling Jewelry]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [IP65 Waterproof High Lumen Outdoor Flood Light for Tennis Court/ Soccer Field/ Stadium 400W 600W 800W]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [E3/L3 17.5-25 20.5-25 1800-25 Durable Tyres for Scrapers]
Khalesi, M. R., Zarei, M. J.,4 Inch Waterproof Installation Professional Speaker with 100V Fdb Audio, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Double 6" Professional Speaker Line Array.Minerals Engineering,vol. 81. pp. 103-108. [Food Grade Vitamin a Oil Palmitate 1.7million Units. CAS79-81-2]
Kim, G.H., An, S.H., and Kang, K.I. 2004.CAS No.: 67-63-0 Isopropyl Alcohol 99.9%/Ipa 99.9%/Isopropanol 99.9% Used as Pharmaceutical Intermediate, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [OEM/ODM T95 Allwinner H616 Android 10.0 6K 4GB 32GB Box 4K Remote Control Smart TV]
Lashgari, A.Pain Relleving Local Anesthetic Xylocaine 137-58-6 UK Warehouse Lidocaine Free Sample, A.R. 2013.Veterinary Grade Petcare Products Anesthesia Cream Topical Anesthetic Spray137-58-6 USA Warehouse Lidocaine,Best Quality Valerophenone CAS 1009-14-9 Ukraine,vol. 23. pp. 441-446. [Meat Tea Sea Food Chicken Fish Walk in Cooler for Sale]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [CAS No.: 63428-84-2 Polyamide PA Resin for Untreated Film Sunmide]
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. [Supply High Quality Glycolic Acid Powder for Skin Whiting CAS 79 -14-1]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Professional Loudspeaker Single 5" Coaxial Full Range Speaker with CF5,vol. 115. pp. 789-797. [100 PCS High Quality Resealable Hair Top Wig Clear Transparent Ziplock Bag Plastic Food Packaging for Oil]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Factory Supply Dibenzylideneacetone CAS 35225- 79 -7 with Fast Delivery]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Vrx932la Compact Line Array Speaker System, Montreal. vol.13. 166 pp. [Factory Price Aluminum&Glass Door Hydraulic Floor Spring Hinge]
Mular, A.L. 1982.Vrx932la Dual Voice Coil Line Array Speaker Box.Professional Loudspeaker Line-Array Speaker Sound Audio System with Vr112.Aluminum Speaker Box for 3" Column , Montreal. 265 pp. [Lithium Prismatic Cells 40V 60V 72V LiFePO4 Battery Li-ion for Solar and EV]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Portable Wireless Professional Rechargeable DJ Karaoke Sound Box Bluetooth PA Speaker with Wire Microphone 1PCS.Single 12" Plastic Waterproof Speaker.Aluminum Speaker Box for 3" Column , Montreal. 319 pp. [PVC Pipe Making Machine Alibaba]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.800W VERA 12 Line Array DJ Speaker Cabinet PRO Audio.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [Flying Laser Marking System Marker]
Noakes, M. and Lanz, T. 1993.Powered Concert Theater High Performance PA System Power Sub Bass.2way Indoor Club Party Wedding Line Array 15inch Sound System, Carlton, victoria. 412 pp. [Customized Rubber Spacer Black Silicone Bushing]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Mc Allen Miller International Airport Air Express Door to Delivery From China USA]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.12 Inch Audio Wireless Professional Portable Rechargeable DJ Bluetooth PA Trolley Speaker with LED Light ED-1201 Wire Microphone 1PCS.vol. 1.Professional Active Powered Line Array Speaker Mini 5 Inch Audio, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [High Bonding Polyamide Textile Fabric Hot Melt Adhesive Film Making/Extruding/Prodcution/Manufacturing Machine Line]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Professional Dual 15" Multi-Purpose Speaker.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [French Hot Sale Huile D'olive Food Grade Packing Olive Oil Tin Can]
Prasad, L. 1969.Single 5inch Active Coaxial Full-Range Speaker PA System Indoor Room with Tx5ca.New Driver Beyma Professional Speaker Line Array PA System Single 18" Sub Bass Subwoofer with Wa218PRO, Metallurgy and Petroleum, Montreal. pp. 3-15. [PRO Audio High Power 10'' Neodymium 100mm Voice Coil 1200W Line Array Speaker]
Single 18'' Low Frequency Sub-Bass, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Srx725 Dual 15" PRO Audio Speaker Box.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [7 Layers or 9 11 Co-Extruded Freezer Food Storage Bag]
Single 18'' Low Frequency Sub-Bass, 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. [Orginal Squid Shredded]
Single 18'' Low Frequency Sub-Bass, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [Chinese Factory Special Cosmetic Raw Materials for Wrinkle Removal and Moisturizing High Purity Nano Liposomal Hydroxypropyl Tetrahydropyrantriol]
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. [High Reliability DSP Active Professional Line Array Speaker ]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [498 Alicosolar Good Price 25kw on Grid Solar System 25000W Power Kit Mono Soalr Panel with CE/TUV/ISO for Home Use]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Super Popular Endless Swimming Pool with Jacuzzi SPA for Market]
USBM. 1987.3 in 6 out Digital Signal Processors Professional Audio System Line Array PA with Dp-36,Professional Audio System Signal 15" Two-Way Full-Range Speakers PA with Tq15-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [2021 Hot Sale Rolling Wheels Luggage for Hard Shell Appearance]
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. [Topiramate]
Paper received Apr. 2015
Revised paper Received Jul. 2016
Silver Zip Lock Aluminium Foil Bag for Gel/ Cosmetic / Three Side Seal Pouch Small Aluminum Bags Plastic Food Packaging Mylar Container NutNew Products Customized Support 1080P Decoder Box H. 265 TV with Internet PortCorresponding author