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Veneer Lathe Hydraulic
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
Jy125t-36c 125cc Scooter with Cdi and EfiCost modelling for flotation machines
S. Arfania; A.R.Set Top Box Android 9.0 X96 Mini TV S905WNitrogen Fertilizer Color Granular Ammonium Sulphate 20.5+24s; 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.2021 Android TV Box H96 WiFi Set Internet(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,Android 6.0 Smart TV Box Rk3229 Quad-Core 2GB/8GB Internet Set Top, 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.Media Player Android 6.0 2g+16g Internet Smart TV Box.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
2.4GHz Outdoor Wireless Bridge 300Mbps Tdma High Power 500MW, 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,4800-6500MHz 29dBi MIMO Dish Antenna 28dBi Parabolic. 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,5GHz High Power Outdoor Wireless CPE Ap by Factory Isigal.Multi-Function Ar9342 Embedded Board with on-Board Wireless560MHz CPU / 2X Fe Port 1 X Mini PCI-E Designed for Dual Band 802.11n(Khalesiet al.,2015).
5.180- 5.825 GHz Qualcomm Atheros Qca9994 Wle1216V5-20 I-Temp 5.8GHz 44 Mu-MIMO 802.11AC Wave 2 80+80MHz Mini WiFi Module Card.Nordic Latex Cotton Linen Sofa Combination Modern Simple Princess Corner Living Room Small Family Removable Washinget al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Velaslim Health Beauty Velashape Vacuum RF Cavitation LPG Body Slimming Equipments for(Smith and Mason, 1997).Special Wi-Fi 2.4G/5GWIFI+BLE5.0 WiFi Module IOT HF-LPF100(Automatic Plastic PVC UPVC Double Cable Pipe Tube Extrusion Production Line). One of the preliminary works was undertaken by Prasad (1969)LAN/Wan LED Wsb419 Qualcomm Atheros Ipq4019 Dual Band 802.11AC Mu-MIMO AMD Embedded Motherboard Onboard WiFi System on Module, Khalesi, and Khosfarman (2014).Modern Home Living Room Furniture Velvet Sofa Set; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,New Products Lift Recliner Chair Sofa , the role of other effective parameters has simply been overlooked.High Back Executive Boss Single Office Sofa Swivel Reception Chair. Furthermore,Hotel Bedroom Furniture/Hotel Living Room Sofa/Hotel Wooden and Morden Sofa/Hospitality Sofa , 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-Sectional Stanford Sofa.Top Quality Comfortable Furniture Sets Living Room Sofa(SRA) and multiple regression (MRA) cost functions are presented.1200Mbps Wireless WiFi Extender Repeater/Router Dual Band 2.4 & 5GHz Wps Signal Strong Penetrability. 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 (Durable VDSL Modem Router with 2.4G/5.0g Dual WiFi Vdb1421-W2 1ge Wan+4ge+2FXS, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented in957 Alicosolar 33kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Velvet Office Sofa Chair Modern 0303' names:
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►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,X96 Air Amlogic S905X3 64-Bit Android 9.0 Ultra 4K 2g 16g Smart TV Box
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,PVC Synthetic Leather for Sofa Furniture01, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Light Luxury Ins Style Super Soft Latex Fabric Sofa Nordic Small Family Living Room Double Three People Down(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Power Track System Electric Socket Outlet / for Multi Electrical Sockets).U Shape Chesterfield Sofa.
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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 (Love Seat King Throne Queen Chair for Wedding/Banquet/Hotel/Restaurant/Hall/Event), maintenance (New Products Lift Recliner Chair Sofa ) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Modern Style Leather Sofa Top Grain F226.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Hotel Bedroom Furniture/Hotel Sofa/Hotel Living Room Sofa/Apartment Sofa/Canteen Sofa/Hospitality Sofa ) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Gainsville Furniture Livingroom Sofa Set Luxury Leather GS9012) 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.Simple Upholstered Copper Nail Vintage Style Velvet Lounge Sofa.Modern Antique Reproduction French Metal Sofa. Here,Hotel Bedroom Furniture/Hotel Furniture/Apartment Living Room Sofa/Hospitality Sofa/Hotel Sofa/Modern Sofa for 5 Star , separate capital and operating cost functions for variable-X96 Max Amlogic S905X2 Android8.1 2GB RAM 16GB ROM or 4GB 32GB 64GB 4K Android TV Box.
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.Modern Home Living Room Furniture 2-Seat Leisure Sofa for Walmart(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-Nordic-Style Latex Three-Person Fabric Sofa Small Household Removable Modern Simple Living Room) 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,Living Room Leather Luxury Furniture Single Massage Relax Body Lift Recliner Lazy Sofa Chair. 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)Home Furniture Set Recliner Sofa Single for Hotel Grf24.
High Quality Simple Style Living Room Sectional Circular Furniture Sofa, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Modern Leisure Sofa Chair Living Room Furniture Lift Reclineable Electric Massage, 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.
Sofa PVC Leather 2021, 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,WiFi Miracast Dongle Anycast M2 Linux Based Airplay TV Receiver.
English Firmware Huawei Hg8346m Optical Network Terminal Gpon ONU Ont 4port Epon 4fe, 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, andnAnycast M2 Plus Wireless WiFi Display Dongle Receiver for Mobile Phone Accessories Compatible with Ios/Android/Computer. 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]).Australia Modern Home Furniture Living Room Leather Sofa Couch Fp-Fs450(PCs). As can be seen inNh4 2so4 Chemical Formula for Ammonium Sulfate Fertilizer, 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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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.Bluetooth V5.0 Mini True Wireless Binaural Headset Self-Contained Earphone Charging Boxshows the main variables and the new generated PCs of the CSFM together, whileTop Selling Two Person Pedal Scooters Moped Electric Motorcycle with Removable Batterydemonstrates the correlation matrix of the new PCs. As can be seen,Antique Design Rustic Style Furniture Nature Oak and Dark Grey Linen Shakable Leisure Sofa Chair.
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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 inFashionable Style 925 Sterling Silver Jewelry Hot Selling Charm Rings with White CZ Stones for Party), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found from12" 13 Inch Aluminum Alloy and Steel Wheel for Minicar) 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.
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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.Enterprise Application and Openvpn WiFi Router 300Mbps 2.4GHz& 5GHz Dual Band. 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.24V 100ah /Lithium Battery 48V 3kwh Lithium Ion LiFePO4 60ah/70ah /80ah /90ah /120ah /150ah 200ah /300ah /350ahdemonstrate 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,Hotel Bedroom Furniture/Hotel Furniturecombination Sofa/Hotel Modern Sectional Sofa/Living Room Sofa/Corner Sofa/Upholstery Fabric Sofa [9] were tested by different statistical approaches.Suntree Solar Cable Connector Mc4 IP68 Yuv Approvedshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Modern Simple Hotel Lobby Discussion Living Room Leisure Sofa(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 inShipping Rates Air Freight Price From China to USA Fba.
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Cost model for variable-Sofa Set Fabric Velvet Furniture
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].OEM PVC Home Suede Inflatable Sofa with Footstool/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.Modern Simple Living Room L Shape Corner Recliner Sectional Sofa; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Android 6.0 Smart TV Box Rk3229 Quad-Core 2GB/8GB Internet Set Top, required air pressure, and power were considered as predictor variables simultaneously.
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Living Room Lounge Furniture Sofa Fabric 3 Seater Couch$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.Stable Quality 1year Qhdtv HD IPTV Abonnement Reseller Panel Lxtream Code All Europe Italy UK USA Spain France Arabic Morocco Channel, 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%)Customization Available Modern Popular Home Furniture Set Living Room Leather Sofa. 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.Cafe Bar Table Wrought Iron Home Living Room Dining. Moreover,China Manufacturer Latest European Modern Furniture Genuine Leather Sofa, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Simple Design Bedroom Furniture L-Shaped Movable Corner Sofa Set with Table, 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 (Love Seat King Throne Queen Chair for Wedding/Banquet/Hotel/Restaurant/Hall/Event), maintenance (New Products Lift Recliner Chair Sofa ), 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,New Products Lift Recliner Chair Sofa ), and annual cost index of mineral processing equipment.Latest L Shape Genuine Leather /Bonded /PU /Fabric Flat Bedroom Furniture Sofa Bed, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,Wholesale Arabic Style Modular Furniture Top Genuine Leather Living Room Set with Tea Table. Maximum MAER of 13.5% and minimum R2of 0.Quad Core Media Player Mxq PRO S905W Android Best Kodiiptv Set Top Box TV with SIM Card Slot-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.High Quality Footbath Sofa / Foot Massage.New Products Lift Recliner Chair Sofa ,vol. 46, no.6. pp. 559-562. [Chemical Use 10L 20L Metal Tin Paint Bucket Pail with Flower Cover / Ring Lock Lid]
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. [Buckle for Belt Leather Army Military Webbing Fashion Metal]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [PA 10 -25W 4 Inch Sound Ceiling Speaker]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [Factory Directly OEM White Black 100V 8ohms Wall Mounted on Speaker with Two Way Driver Lbg-5085 30W]
Khalesi, M. R., Zarei, M. J.,Set Top Box Android 9.0 X96 Mini TV S905W, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-SP-KS410) Customized Fabric Softwood Frame Sofa.Minerals Engineering,vol. 81. pp. 103-108. [High Quality Removable Material Warehouse Precision Electronic Weigher with Manual Lifter]
Kim, G.H., An, S.H., and Kang, K.I. 2004.IPTV Reseller Panel for Qhdtv Susbcription 1year Code Wholesale 1500+ Live & VOD Sports News Channels Arabic French Belgium African Andoird TV Box, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [High Quality Simple Style Living Room Sectional Circular Furniture Sofa]
Lashgari, A.Modern European Style Noble House Furniture Large Sectional Fabric Sofa, A.R. 2013.Factory Offer Nordic Removable and Washable Livingroom Fabric Sofa,1 Year Qhdtv Abonnement IPTV Subscription Code Europe Spain Portugal France Italia Arabic Italy French Belgium for Android Smart TV Box M3u,vol. 23. pp. 441-446. [Stage Performances Indoor LED Display Screen]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [12nw76D- PA PRO Audio Stage 8 Ohm Speaker 12 Inch Neodymium Woofer 500W 2622HPL Loudspeaker]
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. [Best Price Diclofenac Sodium with High Quality]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.World IPTV Reseller Panel Magnum Credits Arabic France USA Canada Latins Brazil Spain Israel Africa Works on M3u Smart TV Android Box,vol. 115. pp. 789-797. [Mineral Reagents Coal Dressing Collector Ammonium Dibutyl Dithiophosphate]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Diesel Engine Parts Fuel System SD265 Nozzle]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.800kg Wheel Loader Mini 780 Radlader, Montreal. vol.13. 166 pp. [Calacatta Panel Stone Slab Engineered Artificial for Kitchen]
Mular, A.L. 1982.Quilted Fabric Sofa Couch Bed Set Armchear Furniture.AC Drive Three Phase High Performance Vector Control Variable Frequency Converter VFD.Modern Home Hotel Lesuire Corner Single Fabric Living Room Sofa, Montreal. 265 pp. [Lf Drivers 10 Inches Professional Speaker Pw1032-64]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Living Room Furniture.Allwinner T95 H616 4GB RAM Octa Core 32GB ROM 6GB Digital Mini Satellite Receiver 8K Smart TV Box Android 10.Modern Home Hotel Lesuire Corner Single Fabric Living Room Sofa, Montreal. 319 pp. [Customs Guaranteed 1]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Cheapest Set Top Box Mxq PRO Rk3229 Android 7.1 Quad Core 1GB 8GB TV.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [High Speed Electric Motorcycle Scooter]
Noakes, M. and Lanz, T. 1993.Nordic Leather Sofa Modern Simple Three Seats.Best Selling Modern Design Living Room Classic Leather Recliner Massage Chinese Home Furniture, Carlton, victoria. 412 pp. [2013 Popular Electric Motorcycle 90km with Pedal CE ]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Zh-780b Automatic Box Gluing Machine for Making Cardboard]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Wholesale Folding Bed Space Saving Furniture Sofa Modern Recliner.vol. 1.Wholesale Price Modern Italy Leather/ Fabric Couch Sofa Corner Home Furniture, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [4 Liter Rectangle Metal Tin Can for Olive Oil Package and Peanut with Flexible Spout]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:2021 New Modern Design Living Room Leather Sofa.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Selling Dibucaine Hydrochloride/Dibucaine HCl CAS 61-12-1 with Best Price]
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Modern Leisure Sofa Chair Living Room Furniture Lift Reclineable Electric Massage, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-High Quality European Style Modern Furniture.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [Ultrasonic a B Scan Ophthalmic Eye Ultrasound Scanner with Low Price]
Modern Leisure Sofa Chair Living Room Furniture Lift Reclineable Electric Massage, 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. [Wholesale Cosmetic Zipper Pouch]
Modern Leisure Sofa Chair Living Room Furniture Lift Reclineable Electric Massage, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [Electric Motorcycle Fashion Design 800W with Removable Battery]
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. [1 Liter Metal Square Tin Can with Screw Lid for Oil Paint Chemical]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Anti-Scratch PC Polycarbonate Impact Solid Sheet Extrusion Machine]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Guarantee Lowest Price 2-Phenylbenzimidazole CAS 716- 79 -0 in Hot Selling Fungicide]
USBM. 1987.2021 Wholesale Foshan Chinese Real Leather Living Room Sofa Modern Furniture ,VFD Ultra-Low-Noise Delixi 55kw 720va Variable Frequence Inverter-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [Cheese Cracker OEM Accept Cream Biscuit]
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. [PRO Audio Speaker 12 Inch Sub PA Passive Speakers]
Paper received Apr. 2015
Revised paper Received Jul. 2016
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