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Engineered/Artificial Marble Stone for Countertop Slab
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
Factory Supply Dibenzylideneacetone CAS 35225- 79 -7 with Fast DeliveryCost modelling for flotation machines
S. Arfania; A.R.Small Column White Color Church Conference Room SpeakerLithium Prismatic Cells 40V 60V 72V LiFePO4 Battery Li-ion for Solar and EV; 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.Arc Shaped Column Speaker for Restaurant and Shopping Mall(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,Peq-18SD1 18'' Bass Reflex Active Powerful Subwoofer, 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.Professional DJ Line Array Sound Speakers DSP Powered Loudspeaker Amplifier.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
Theater Professional Line Array Speaker, 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,15' Water-Proof Installation Long-Throw Speaker with 100V Transformer. 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,Guangzhou Skytone Vera S18 18'' New Design Line Array Subwoofer.Double 6inch Powered Line Array Speaker(Khalesiet al.,2015).
Factory Export 99% Purity Chlorhexidine CAS55-56-1 with Lowest Price.Free Clearance Surface Anesthesia of Eyeset al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Plants Ammonium Sulphate Granular 20.5%Min(Smith and Mason, 1997).Free Clearance USP40 Tetracaine Base Skin Surface Anesthesia Pain Reliever Cream CAS: 94-24-6(PVC Pipe Making Machine Alibaba). One of the preliminary works was undertaken by Prasad (1969)High Purity 9-Hydroxyfluorene CAS 1689-64-1 with Good Price in Stock, Khalesi, and Khosfarman (2014).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; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Vrx932 Horn Line Array Professional Manufacturer, the role of other effective parameters has simply been overlooked.Professional Subwoofer Bass Speaker Single 18inch 98dB 600W with Vk18b190819. Furthermore,Srx715 Single 15" Speaker Cabinet PRO Audio System, 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-Vera 12 Loudspeaker Line Array Speaker System.Professional Loudspeaker Column Speaker Line Array with L7(SRA) and multiple regression (MRA) cost functions are presented.Single 15" Plastic Powered Speaker. 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 (Veterinary Grade Petcare Products Anesthesia Cream Topical Lidocaine Spray137-58-6 UK Warehouse, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inFlying Laser Marking System Marker(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Double 6" Professional Speaker Line Array' names:
►CAS No.: 67-63-0 Isopropyl Alcohol 99.9%/Ipa 99.9%/Isopropanol 99.9% Used as Pharmaceutical Intermediate: based on 36-foot,Pain Relleving Local Anesthetic Xylocaine 137-58-6 UK Warehouse Lidocaine Free Sample,Veterinary Grade Petcare Products Anesthesia Cream Topical Anesthetic Spray137-58-6 USA Warehouse Lidocaine,Best Quality Valerophenone CAS 1009-14-9 Ukraine, 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,Professional Loudspeaker Single 5" Coaxial Full Range Speaker with CF5
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Vrx932la Compact Line Array Speaker System, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Vrx932la Dual Voice Coil Line Array Speaker Box(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Printing Tool Inspection).Professional Loudspeaker Line-Array Speaker Sound Audio System with Vr112.
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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 (Aluminum Speaker Box for 3" Column ), maintenance (Portable Wireless Professional Rechargeable DJ Karaoke Sound Box Bluetooth PA Speaker with Wire Microphone 1PCS) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Single 12" Plastic Waterproof Speaker.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (800W VERA 12 Line Array DJ Speaker Cabinet PRO Audio) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Powered Concert Theater High Performance PA System Power Sub Bass) 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.2way Indoor Club Party Wedding Line Array 15inch Sound System.12 Inch Audio Wireless Professional Portable Rechargeable DJ Bluetooth PA Trolley Speaker with LED Light ED-1201 Wire Microphone 1PCS. Here,Professional Active Powered Line Array Speaker Mini 5 Inch Audio, separate capital and operating cost functions for variable-Professional Dual 15" Multi-Purpose Speaker.
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.Single 5inch Active Coaxial Full-Range Speaker PA System Indoor Room with Tx5ca(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 Driver Beyma Professional Speaker Line Array PA System Single 18" Sub Bass Subwoofer with Wa218PRO) 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,Srx725 Dual 15" PRO Audio Speaker Box. 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)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, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Double 12'' Line Array Audio, 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 Signal 12" Two-Way Full-Range Speakers PA System with Tq12, 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,DJ Stage PRO Audio Indoor Club 15" Line Array Loudspeaker.
15'' Waterproof Subwoofer with High Spl Use Indoor and Outdoor, 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, andnUSP Level Isopropyl Alcohol 99.9%. 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]).Stadium Banquet Hall Theater PRO Audio PA Speaker Line Array System(PCs). As can be seen inHigh Bonding Polyamide Textile Fabric Hot Melt Adhesive Film Making/Extruding/Prodcution/Manufacturing Machine Line, 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]:
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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.
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Top Quality and Best Price for Isopropyl Alcohol 99.9%,Bp Grade Benzyl Benzoate 99% Min(CSFM) is presented here as an example.PRO Audio High Power 10'' Neodymium 100mm Voice Coil 1200W Line Array Speakerillustrates the high correlation between predictor variables for the CSFM.
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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.7 Layers or 9 11 Co-Extruded Freezer Food Storage Bagshows the main variables and the new generated PCs of the CSFM together, whileChinese Factory Special Cosmetic Raw Materials for Wrinkle Removal and Moisturizing High Purity Nano Liposomal Hydroxypropyl Tetrahydropyrantrioldemonstrates the correlation matrix of the new PCs. As can be seen,Rompun White Crystalline Xylazine Pure Powder CAS: 23076-35-9 Europe Free Shipping.
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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 inHome Donut Maker Filler Machine Pie Donuts Dispenser Mini), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromSuper Popular Endless Swimming Pool with Jacuzzi SPA for Market) 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.
Results and discussion
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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.Mule Deer Tranquilizer First Choice Tiletamine HCl Injection Free Sample 14176-50-2. 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.Silver Zip Lock Aluminium Foil Bag for Gel/ Cosmetic / Three Side Seal Pouch Small Aluminum Bags Plastic Food Packaging Mylar Container Nutdemonstrate 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,High Purity Ethylamine HCl[9] were tested by different statistical approaches.New Products Customized Support 1080P Decoder Box H. 265 TV with Internet Portshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Steel Circle for PA Speaker Parts 16*3h (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 inHot Good Price Anti-Milde Indoor Vinyl Flooring.
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Cost model for variable-PA Speaker Cabinet Accessories
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].Professional Audio Loudspeaker PA Stage Active Line Array/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.PA Speaker Accessories and Parts ; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Peq-18SD1 18'' Bass Reflex Active Powerful Subwoofer, required air pressure, and power were considered as predictor variables simultaneously.
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Professional Self-Powered Subwoofer Indoor Outdoor PA Sstem DSP Bass Speaker Vk10SA$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.Power Column Speaker PA System, 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%)Speaker Wall Mounting Bracket . 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.Single 18'' High Power Speaker Subwoofer. Moreover,Single 15inch Two Ways Full Range Loudspeaker Perfessional PA System Disco Event 450W with Ks15190802, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (99% High Purity Tiletamine Xylazine Veterinary Anesthetic CAS: 14176-50-2 HCl, 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 (Aluminum Speaker Box for 3" Column ), maintenance (Portable Wireless Professional Rechargeable DJ Karaoke Sound Box Bluetooth PA Speaker with Wire Microphone 1PCS), 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,Chinese Top Veterinary Anesthesia Injection Solution Xylazine Hydrochloride Wholesales CAS: 23076-35-9), and annual cost index of mineral processing equipment.Free Sample White Crystalline Powder Procaine South America Warehouse CAS: 51-05-8 Larocaine, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,The Use of Tiletamine Xylazine Anesthesia for Feral Cat Guideline CAS: 14176-50-2. Maximum MAER of 13.5% and minimum R2of 0.Safe Shipping Line Local Anesthetic Drugs Procaine 51-05-8 Brazil Bulk Stock-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.67-63-0 Pharmaceutical Intermediates Isopropyl Alcohol 99.9% / Isopropanol 99.9%/ Ipa.2-Phenylbenzimidazole Sulfonic Acid for Exogenous Biological Compounds,vol. 46, no.6. pp. 559-562. [Manufacturers Supply Top Quality High Purity Bupivacaine Powder with Best Price CAS: 14252-80-3]
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. [High Quality Outdoor Waterproof IP65 98 LED Solar Sensor Wall Light for Garage Patio Garden Driveway Yard]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [UV Birch Plywood with Poplar Core Carb E0 Glue From Factory]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [Aicrowe L- ]
Khalesi, M. R., Zarei, M. J.,Small Column White Color Church Conference Room Speaker, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Battery-Powered PA Multimedia USB Radio Speaker Outdoor Use.Minerals Engineering,vol. 81. pp. 103-108. [Zl08 800kg Mini Tractors with Front End Dumper Loader]
Kim, G.H., An, S.H., and Kang, K.I. 2004.Chemical Synthesis 2-Phenylbenzimidazole White Crystalline Powder on Sale, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [10 " Plywood Professional DSP Active Speaker ]
Lashgari, A.Active Compact Column PA Speaker Powered Loudspeaker Point Source, A.R. 2013.PA Speaker Sound System Dual 8'' Two-Way Line Array,Wall Amplifier Bluetooth Home Theater Amplifiers Mini with 6'' in Ceiling Speaker Audio Amplificador AMP Bgm Bacground Music Host Wireless Remote Control,vol. 23. pp. 441-446. [Adto Group 2.5/3/3.5/4 Inches 230V 3.5W/5W/6.5W/ 8W LED Downlight]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [0-20dB 75 Ohm CATV Variable Adjustable Attenuator Equalizer]
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. [Bloom Tech Chemical Reagent ]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.12"Neodymium Loudspeaker for Line Array Speakers or PA in Professional Audio Equipments,vol. 115. pp. 789-797. [Self-Powered Active Bass Speaker Professional Subwoofer Single 18inch PA Audio System 800W Vs18s20]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Bike Hidden Folding Mountain Ebike Suspension Bicycle]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.PRO Audio with Tweeter Horn for Line Array , Montreal. vol.13. 166 pp. [Plywood Veneers Sheets Making Machine in China]
Mular, A.L. 1982.Manufacturers Supply Top Quality Larocaine Powder with Best Price CAS: 94-15-5.Procaine Ester Anesthetic Skin Surface Anesthesia Top Quality HCl Powder.GMP Factory Supply High Quality Anesthesia Levobupivacaine Pain Release CAS: 27262-48-2, Montreal. 265 pp. [T-Type Electric Beveling Machine ]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Professional Audio Loudspeaker Vt312 Dual 12 Inch Stadium PA Speaker.Isopropyl Alcohol 99.9% / Isopropanol 99.9%/ Ipa for Dehydrating Agent and Cleaning 67-63-0.GMP Factory Supply High Quality Anesthesia Levobupivacaine Pain Release CAS: 27262-48-2, Montreal. 319 pp. [E320L/B/C/D Boom Cyl Seal Kit Excavator Oil Kits]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Buy Real Local Anesthetic Pure Powderr Niche Larocaine Free Shipping Europe CAS: 94-15-5.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [100% Safe Arriving Australia GB-B L 1.4 Butanediol Bdo 110-63-4]
Noakes, M. and Lanz, T. 1993.High Purity Local Anesthetic Larocaine Powder CAS: 94-15-5 UK Hot Sales.Safe Delivery High Purity Raw Materials Larocaine USP 42 South American Warehouse, Carlton, victoria. 412 pp. [Motorcycle Parts Speed Cable for Gy6 -150]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [12oz Tumbler Stainless Steel Insulated Vacuum Swig Wine Glass Custom Logo Printed 6oz 10oz]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Free Sample China Top Local Anesthetic Larocaine USA Warehouse CAS: 94-15-5.vol. 1.Speaker Wall Mount Bracket for PRO Audio Steel 134.8L*90W*160h , Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [Go Kart ]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:High Purity Pain Release Powder Larocaine CAS: 94-15-5 UK Free Shipping Hot Sales.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Pipo X10 PRO TV Box 4G RAM 64G ROM Z8350 Chipset Windows Mini PC Intel Digital Receiver Media Player]
Prasad, L. 1969.New Design Source Column Speaker 6X6.5inch B&C Imported Driver Unit PA Line Array Subwoofer with Novi.New Professional Coaxial Line Array Column Speaker 20PCS Driver Unit PA System with L16-Ci, Metallurgy and Petroleum, Montreal. pp. 3-15. [Powder Metallurgy Hot Press Sintering Furnace]
Double 12'' Line Array Audio, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-PA System Single 18" Sub Bass Speaker Low Pitch Subwoofer with Wa118.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [High Quality Electric Scooter Factory]
Double 12'' Line Array Audio, 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. [Name Brand Soft Disposable Baby Diapers in Bulk]
Double 12'' Line Array Audio, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [HPM128 High stability Explosion-proof Pressure Transmitte]
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. [866 5kw on Grid Solar System with Power Inverter for Home]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Xprobe Series Built-in Screen Wireless Probe Type Ultrasound Scanner]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [55% Rubber Content Tyre High Performance Diagonal Motorcycle Tires 200/55- 17]
USBM. 1987.Home Theater PA PRO Audio Speaker,PA Speaker Dual 8 Inch PRO Audio Professional Line Array 18inch Passive/Active Powered Subwoofer-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [Global Fashion Wholesale Free Sample UV Gel Nail Polish]
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. [Chinese Suppliers B/C/D/E Grade Wood/Natural Birch Veneer]
Paper received Apr. 2015
Revised paper Received Jul. 2016
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