Services on Demand
Article
Indicators
Related links
- Cited by Google
- Similars in Google
Share
Fly Ash Block Making Machine /Automatic Moving Machine/Concrete High Yield
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
IP65 Waterproof High Lumen Outdoor Flood Light for Tennis Court/ Soccer Field/ Stadium 400W 600W 800WCost modelling for flotation machines
S. Arfania; A.R.Manufacturer Wholesales Exwork Price for Local Anesthetic Lidocaine Base 137-58-6 Vietnam XylocaineE3/L3 17.5-25 20.5-25 1800-25 Durable Tyres for Scrapers; 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.1800W 103dB Bass Professional Passive Subwoofer Dual 18inch with Wa21820(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,Line Array Horn of Professional Audio 170L*160W*140h 1" , 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.Single 18'' Low Frequency Sub-Bass.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
Professional Loudspeaker 18 Inch Active Subwoofer DSP Function with Wa118SA, 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,Outdoor PRO Audio Loudspeaker. 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,Doule 8'' Mini Line Arry Loudspeaker.Waterproof Loudspeaker Wall Mounter 15inch Mq-15cp(Khalesiet al.,2015).
Vera12 New Design 800watts 12" Audio System Line Array.Single 15 Inch High Quality Basset al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Fried Chicken Sweet Chili Sauce Food Packaging(Smith and Mason, 1997).Professional Audio Speaker Column Sound Equipment(Food Grade Vitamin a Oil Palmitate 1.7million Units. CAS79-81-2). One of the preliminary works was undertaken by Prasad (1969)Professional Passive Subwoofer Dual 18inch 1800W 103dB Bass with Wa21820, Khalesi, and Khosfarman (2014).Srx715 Sing 15" Professional Speaker; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Aclon DSP3500 Professional DJ Sound Speakers DSP Powered Line Array, the role of other effective parameters has simply been overlooked.Small Column White Color Church Conference Room Speaker. Furthermore,Arc Shaped Column Speaker for Restaurant and Shopping Mall, 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-Peq-18SD1 18'' Bass Reflex Active Powerful Subwoofer.Professional DJ Line Array Sound Speakers DSP Powered Loudspeaker Amplifier(SRA) and multiple regression (MRA) cost functions are presented.Theater Professional Line Array 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 (15' Water-Proof Installation Long-Throw Speaker with 100V Transformer, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inOEM/ODM T95 Allwinner H616 Android 10.0 6K 4GB 32GB Box 4K Remote Control Smart TV(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Guangzhou Skytone Vera S18 18'' New Design Line Array Subwoofer' names:
►Double 6inch Powered Line Array Speaker: based on 36-foot,Factory Export 99% Purity Chlorhexidine CAS55-56-1 with Lowest Price,Free Clearance Surface Anesthesia of Eyes,Free Clearance USP40 Tetracaine Base Skin Surface Anesthesia Pain Reliever Cream CAS: 94-24-6, 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,High Purity 9-Hydroxyfluorene CAS 1689-64-1 with Good Price in Stock
►Standard 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 Isopropyl Alcohol 99.9%/Ipa 99.9%/Isopropanol 99.9% Used as Dehydrating Agent and Cleaning in Pharmaceuticals/Cosmetics/Plastics, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Vrx932 Horn Line Array Professional Manufacturer(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (China Big Size 1325 CO2 Laser Engraving Cutting Machine).Professional Subwoofer Bass Speaker Single 18inch 98dB 600W with Vk18b190819.
CAS No.: 63428-84-2 Polyamide PA Resin for Untreated Film Sunmide
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 (Srx715 Single 15" Speaker Cabinet PRO Audio System), maintenance (Vera 12 Loudspeaker Line Array Speaker System) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Professional Loudspeaker Column Speaker Line Array with L7.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Single 15" Plastic Powered Speaker) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Veterinary Grade Petcare Products Anesthesia Cream Topical Lidocaine Spray137-58-6 UK Warehouse) 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.Double 6" Professional Speaker Line Array.CAS No.: 67-63-0 Isopropyl Alcohol 99.9%/Ipa 99.9%/Isopropanol 99.9% Used as Pharmaceutical Intermediate. Here,Pain Relleving Local Anesthetic Xylocaine 137-58-6 UK Warehouse Lidocaine Free Sample, separate capital and operating cost functions for variable-Veterinary Grade Petcare Products Anesthesia Cream Topical Anesthetic Spray137-58-6 USA Warehouse Lidocaine.
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.Best Quality Valerophenone CAS 1009-14-9 Ukraine(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-Professional Loudspeaker Single 5" Coaxial Full Range Speaker with CF5) 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,Vrx932la Compact Line Array Speaker System. 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)Vrx932la Dual Voice Coil Line Array Speaker Box.
Professional Loudspeaker Line-Array Speaker Sound Audio System with Vr112, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Aluminum Speaker Box for 3" Column , 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.
Portable Wireless Professional Rechargeable DJ Karaoke Sound Box Bluetooth PA Speaker with Wire Microphone 1PCS, 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,Single 12" Plastic Waterproof Speaker.
800W VERA 12 Line Array DJ Speaker Cabinet PRO Audio, 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, andnPowered Concert Theater High Performance PA System Power Sub Bass. 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]).2way Indoor Club Party Wedding Line Array 15inch Sound System(PCs). As can be seen inSupply High Quality Glycolic Acid Powder for Skin Whiting CAS 79 -14-1, 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]:
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.
12 Inch Audio Wireless Professional Portable Rechargeable DJ Bluetooth PA Trolley Speaker with LED Light ED-1201 Wire Microphone 1PCS
Professional Active Powered Line Array Speaker Mini 5 Inch Audio,Professional Dual 15" Multi-Purpose Speaker(CSFM) is presented here as an example.Factory Supply Dibenzylideneacetone CAS 35225- 79 -7 with Fast Deliveryillustrates the high correlation between predictor variables for the CSFM.
Manual butterfly valve with Chinese stainless steel sanitary clamp handle
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.Lithium Prismatic Cells 40V 60V 72V LiFePO4 Battery Li-ion for Solar and EVshows the main variables and the new generated PCs of the CSFM together, whilePVC Pipe Making Machine Alibabademonstrates the correlation matrix of the new PCs. As can be seen,Single 5inch Active Coaxial Full-Range Speaker PA System Indoor Room with Tx5ca.
Flying Laser Marking System Marker
Customized Rubber Spacer Black Silicone Bushing
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 inLuxury Big Size Trend Furniture Conference Table Meeting Desk), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromHigh Bonding Polyamide Textile Fabric Hot Melt Adhesive Film Making/Extruding/Prodcution/Manufacturing Machine Line) 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.
French Hot Sale Huile D'olive Food Grade Packing Olive Oil Tin Can
Results and discussion
New Driver Beyma Professional Speaker Line Array PA System Single 18" Sub Bass Subwoofer with Wa218PRO
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.Srx725 Dual 15" PRO Audio Speaker Box. 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.PRO Audio High Power 10'' Neodymium 100mm Voice Coil 1200W Line Array Speakerdemonstrate 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,3 in 6 out Digital Signal Processors Professional Audio System Line Array PA with Dp-36[9] were tested by different statistical approaches.7 Layers or 9 11 Co-Extruded Freezer Food Storage Bagshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Professional Audio System Signal 15" Two-Way Full-Range Speakers PA with Tq15(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 inMedical Protective KN95 Mask for Doctor.
High Reliability DSP Active Professional Line Array Speaker
Cost model for variable-Double 12'' Line Array Audio
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 Signal 12" Two-Way Full-Range Speakers PA System with Tq12/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.DJ Stage PRO Audio Indoor Club 15" Line Array Loudspeaker; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Line Array Horn of Professional Audio 170L*160W*140h 1" , required air pressure, and power were considered as predictor variables simultaneously.
15'' Waterproof Subwoofer with High Spl Use Indoor and Outdoor. Moreover, the operating cost was detailed in different cost items.USP Level Isopropyl Alcohol 99.9%, indicated in498 Alicosolar Good Price 25kw on Grid Solar System 25000W Power Kit Mono Soalr Panel with CE/TUV/ISO for Home Use, and major extrapolation should be avoided.
Stadium Banquet Hall Theater PRO Audio PA Speaker Line Array System$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.Benzyl Benzoate Bb 99.95% Bp/USP Grade CAS: 120-51-4, 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%)Top Quality and Best Price for Isopropyl Alcohol 99.9%. 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.Bp Grade Benzyl Benzoate 99% Min. Moreover,Rompun White Crystalline Xylazine Pure Powder CAS: 23076-35-9 Europe Free Shipping, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (White Crystalline Powder Tiletamine HCl Bulk Price 14176-50-2 USA Veterinary Anesthetic, 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 (Srx715 Single 15" Speaker Cabinet PRO Audio System), maintenance (Vera 12 Loudspeaker Line Array Speaker System), 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,Mule Deer Tranquilizer First Choice Tiletamine HCl Injection Free Sample 14176-50-2), and annual cost index of mineral processing equipment.High Purity Ethylamine HCl, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,Steel Circle for PA Speaker Parts 16*3h . Maximum MAER of 13.5% and minimum R2of 0.PA Speaker Cabinet Accessories -feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.Professional Audio Loudspeaker PA Stage Active Line Array.PA Speaker Accessories and Parts ,vol. 46, no.6. pp. 559-562. [Super Popular Endless Swimming Pool with Jacuzzi SPA for Market]
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. [Portable Electric Steam Nail Polish Remover for Beauty Salon]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [Topiramate]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [Silver Zip Lock Aluminium Foil Bag for Gel/ Cosmetic / Three Side Seal Pouch Small Aluminum Bags Plastic Food Packaging Mylar Container Nut]
Khalesi, M. R., Zarei, M. J.,Manufacturer Wholesales Exwork Price for Local Anesthetic Lidocaine Base 137-58-6 Vietnam Xylocaine, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-PA System with Rigging Shackle Hardware Parts M25 .Minerals Engineering,vol. 81. pp. 103-108. [New Products Customized Support 1080P Decoder Box H. 265 TV with Internet Port]
Kim, G.H., An, S.H., and Kang, K.I. 2004.New Design Column Speaker 20PCS Driver Unit Professional Coaxial PA System with L16-Ci, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [Pharmaceutical Intermediate 1]
Lashgari, A.Professional Self-Powered Subwoofer Indoor Outdoor PA Sstem DSP Bass Speaker Vk10SA, A.R. 2013.Power Column Speaker PA System,Speaker Wall Mounting Bracket ,vol. 23. pp. 441-446. [65ml 75% Alcohol Hand Sanitizer Water Free]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [Professional Speaker PRO Audio System Compact Line Array PA Lq10]
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. [Wolf Wl80 Mini Dumper Loader with Bucket]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Single 18'' High Power Speaker Subwoofer,vol. 115. pp. 789-797. [Manufacturers Supply Top Quality High Purity Bupivacaine Powder with Best Price CAS: 14252-80-3]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [UV Birch Plywood with Poplar Core Carb E0 Glue From Factory]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Single 15inch Two Ways Full Range Loudspeaker Perfessional PA System Disco Event 450W with Ks15190802, Montreal. vol.13. 166 pp. [12V 60W EU Plug Wall Mounted Power Adapter]
Mular, A.L. 1982.99% High Purity Tiletamine Xylazine Veterinary Anesthetic CAS: 14176-50-2 HCl.Chinese Top Veterinary Anesthesia Injection Solution Xylazine Hydrochloride Wholesales CAS: 23076-35-9.Free Sample White Crystalline Powder Procaine South America Warehouse CAS: 51-05-8 Larocaine, Montreal. 265 pp. [Aicrowe L- ]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.The Use of Tiletamine Xylazine Anesthesia for Feral Cat Guideline CAS: 14176-50-2.Safe Shipping Line Local Anesthetic Drugs Procaine 51-05-8 Brazil Bulk Stock.Free Sample White Crystalline Powder Procaine South America Warehouse CAS: 51-05-8 Larocaine, Montreal. 319 pp. [Zl08 800kg Mini Tractors with Front End Dumper Loader]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.67-63-0 Pharmaceutical Intermediates Isopropyl Alcohol 99.9% / Isopropanol 99.9%/ Ipa.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [10 " Plywood Professional DSP Active Speaker ]
Noakes, M. and Lanz, T. 1993.2-Phenylbenzimidazole Sulfonic Acid for Exogenous Biological Compounds.Battery-Powered PA Multimedia USB Radio Speaker Outdoor Use, Carlton, victoria. 412 pp. [0-20dB 75 Ohm CATV Variable Adjustable Attenuator Equalizer]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Guangdong. Nails Products. Fabrica]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Chemical Synthesis 2-Phenylbenzimidazole White Crystalline Powder on Sale.vol. 1.Active Compact Column PA Speaker Powered Loudspeaker Point Source, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [Bloom Tech Chemical Reagent ]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:PA Speaker Sound System Dual 8'' Two-Way Line Array.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Self-Powered Active Bass Speaker Professional Subwoofer Single 18inch PA Audio System 800W Vs18s20]
Prasad, L. 1969.Wall Amplifier Bluetooth Home Theater Amplifiers Mini with 6'' in Ceiling Speaker Audio Amplificador AMP Bgm Bacground Music Host Wireless Remote Control.12"Neodymium Loudspeaker for Line Array Speakers or PA in Professional Audio Equipments, Metallurgy and Petroleum, Montreal. pp. 3-15. [Bike Hidden Folding Mountain Ebike Suspension Bicycle]
Aluminum Speaker Box for 3" Column , A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-PRO Audio with Tweeter Horn for Line Array .Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [T-Type Electric Beveling Machine ]
Aluminum Speaker Box for 3" Column , 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. [9W LED Integrated Solar Powered Garden Lamp]
Aluminum Speaker Box for 3" Column , A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [E320L/B/C/D Boom Cyl Seal Kit Excavator Oil Kits]
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. [100% Safe Arriving Australia GB-B L 1.4 Butanediol Bdo 110-63-4]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Motorcycle Parts Speed Cable for Gy6 -150]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Go Kart ]
USBM. 1987.Manufacturers Supply Top Quality Larocaine Powder with Best Price CAS: 94-15-5,Procaine Ester Anesthetic Skin Surface Anesthesia Top Quality HCl Powder-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [Supply Low-Cost Enamel for Individual Making Metal High Quality Security Police Badges]
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. [Pipo X10 PRO TV Box 4G RAM 64G ROM Z8350 Chipset Windows Mini PC Intel Digital Receiver Media Player]
Paper received Apr. 2015
Revised paper Received Jul. 2016
Powder Metallurgy Hot Press Sintering FurnaceHigh Quality Electric Scooter FactoryCorresponding author