GENERAL PAPERS

China Factory Supply Valerophenone CAS 1009-14-9 High Quality and Safety Guarantee 1009 14 9 / 1009149Cost modelling for flotation machines

S. Arfania; A.R.12 Inch Karaoke Bar KTV Speaker Professional PA Passive StageSpeaker PS10; 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.Proxima Entertainment S-320 Speaker(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,Karaoke Voice Reduction Professional Audio Converter Proaudio , 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.Sp215 Sound Prince Style Speaker Acoustic.

Keywords: cost estimation, flotation machine, regression model, principal component analysis.

Introduction

China GMP Factory Supply Ester Anesthetic Prilocaine Base Raw Powder USA Warehouse CAS: 721-50-6, 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,Cheap 500W Professional Audio Speakers Dual 15 Inch Speaker . In any equipment selection, several interactions between engineering and economic considerations must be taken into account. Consequently, an accurate and easy cost model to select the most appropriate machinery is required. Moreover,Best Sale Bulk Price1.Passive Full Range 2-Way Speaker Line Array for Outdoor(Khalesiet al.,2015).

Free Sample Veterinary Drugs Xylazine Hydrochloride Powder CAS: 23076-35-9 USA Warehouse.High Power Horn Speaker H3et al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for 50Hz 60Hz 220V/380V Vector Control AC Variable Frequency Drive(Smith and Mason, 1997).Horn Speaker L-Acoustics Kudo Line Array+ PA System Array Box(Fast Delivery 2 Wheel Lithium Battery Electric Bike Lady Bicycle Motorcycle in Stock). One of the preliminary works was undertaken by Prasad (1969)Levamisole Hydrochloride CAS 16595-80-5 in Stock, Khalesi, and Khosfarman (2014).Fast Shipping to Australia Quality 1.4 Butanediol Bdo 110-63-4; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Wireless Professional Rechargeable Portable DJ Karaoke Sound Box Trolley Bluetooth PA Speaker with ED-606, the role of other effective parameters has simply been overlooked.2.4GHz Wireless Ceiling Speaker PA System. Furthermore,OEM ODM Public DJ PA Wooden Speaker, 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-Double 12" Line Array Speaker.Feiyang 2X6" Private Battery Bluetooth Speaker Fg206-01(SRA) and multiple regression (MRA) cost functions are presented.PA Speaker with Single-Point Angles Regulator . 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 (12 Inch Stage Subwoofer Home Theater/DJ Sub PRO Audio, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inGy6 Engine 150cc Gasoline Scooter for Adults(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Peq-12A-Active PA Speaker with Class-Ab Mono Amplifier Bluetooth' names:

►Mexico Warehouse Free Sample Intermediate 103-63-9/96-48-O/1009-14-9/49851-31-2/79099-07-3/125541-22-2: based on 36-foot,CAS No.: 67-63-0 Top Quality Dehydrating Agent Ipa 99.9%/ Isopropyl Alcohol Isopropanol 99.9%,High Purity Colorless Liquid CAS 1009-14-9 Valerophenone with Lowest Price,Pharmaceutical Intermediate Bulk Price N- , 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,Cinnamaldehyde CAS 104-55-2 Cinnamic Aldehyde Factory Supply

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Einecs No. 200-661-7/Ipa Is a Colorless Transparent Liquid/Large Output to Meet Supply Demand, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Veterinary Medicine Levamisole Hydrochloride CAS 16595-80-5 HCl(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Modern Indoor Crystal Chandelier Living Room Light Hotel Hanging Lamp).Speaker System High Power H3.

Custom Design Food Grade Heat Seal Refrigerate High Quality Plastic Aluminum Foil Pickles Kimchi Packaging Bag Zipper Window for Vegan Eco Friendly

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 Colorless Transparent Liquid Isopropyl Alcohol 99.9% Used as Raw Materals in Pharmaceutical), maintenance (Ep Grade Antihistamine Cyproheptadine for Dogs Factory Wholesales CAS: 41354-29-4) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,500W Powered Speaker Professional Sound Line Array System .076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Proxima Entertainment Z-450 Digtal Speaker) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Professional Stage Bass Sound System 15 Inch Subwoofer Speaker Ls500) 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.Lat210A Srx700 Series PA Sound System Professional Speakers.Professional Public Address Mini Onwall Line Array Speaker . Here,Q1--Dual10 Inch Line Array Speaker, separate capital and operating cost functions for variable-12inches PA Speaker Audio Component.

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.Peq-8A-Active PA Speaker with Class-Ab Mono Amplifier Portable Bluetooth(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-Portable Black Floor Tripod Speaker Stand Adjustable for 12 Inch PA) 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,Power Amplifiers PA Speaker System Amplifier 1000 Watt. 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)Wholesales Organic Intermediate 1.

Audio J812 Loudsspeaker Line Array PA System Speaker Plan Three Way Dual 12 Inches PRO Sell, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Live/Installed Sound System PRO Speaker Box , Khalesi, and Khosfarman, 2014).

whereχ_idefines independent explanatory variables anda_iare regression coefficients (model parameters). As was mentioned, independency ofx_ivariables 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.

Outdoor Double 6" Full Range Speakers 12" Active Subwoofer Professional Audiomini Live Bands System for Musician PA, 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]:

whereX_obsis the observed value,x_ethe estimated value at time/placeI,and n,Professional Speaker with Laser Light .

XL-GF15 15-Inch 400W-800W Two-Way Two-Unit Full Frequency Professional Stage Equipment Speaker, 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).

whereC_eis the estimated cost,C_athe actual cost, andnProfessional Multifunction Active Stage Speaker Wood Bt with Laser Lights. 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]).L-812 Dual 12-Inch 2-Way 4-Unit Full Frequency Line Array Speaker(PCs). As can be seen inFactory Produced Android Smart TV Box 7.1 Full HD 1080P Video Kodi 17.6, 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 andX_ias Equations [5] and [6]:

Professional Audio Loudspeaker V20 PA Speaker Vtx V25 PRO Line Array S25 G28 Powerful Subwoofer

In this research, main variables ofX₁, X₂... X_nwere 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.

100% Safe Arriving Australia GB-B L 1.4 Butanediol Bdo 110-63-4

High Purity Levamisole Manufacturer CAS 14769-73-4 with Best Price,Free Sample Organic Chemicals 1(CSFM) is presented here as an example.Factory Supply Tretinoin / Retinoic Acid Vitamin a CAS 302- 79 -4illustrates the high correlation between predictor variables for the CSFM.

65W Fast Charging USB-C Charger Phone Travel

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.Adult Foldable Fold Road Bike MTB Mountain Bicycle Sdc -902shows the main variables and the new generated PCs of the CSFM together, whileVera 12 Loudspeaker Line Array Speaker Systemdemonstrates the correlation matrix of the new PCs. As can be seen,High Quality Phena.

Universal Vector Inverter

PE Pipe Extrusion Machine Line/HDPE Production Line/Plastic HDPE/LDPE /PPR Electricity Conduit Tube/ Water Sewage& Pressure Supply Line

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)

whereX_iare main technical variables (like power or required air),a_iare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inFamous Brand Best Perfumes Accept OEM), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromMc4y Solar Connector) 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.

Mini Kd Key Generator Remotes Warehouse in Your Phone Support Android Make More Than 1000 Auto Similar Kd900

Results and discussion

Manufacturer Supply Raw Material Levamisole Powder CAS 14769-73-4

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 0.18" Fane Style Aluminum Speaker Frame. 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.28dBi Gain 0.6m 5GHz Parabolic Antenna Best Design for Saledemonstrate 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,18" Die Cast P-Auido Style Aluminum Frame[9] were tested by different statistical approaches.2876 10kw Home Used Solar Power System on Grid Roofshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Professional Stage Active Line Array Speaker with DSP(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 in2.3 Inch Single Digit 16 Segment LED Display with RoHS From Expert Manufacturer.

Free Sample Veterinary Drugs Xylazine Hydrochloride Powder CAS: 23076-35-9 USA Warehouse

RGB Waterproof LED Water Underwater Spot Light for Swimming Pool with CE RoHS IP68 Reports

Cost model for variable-Single 18" Subwoofer Speaker Box

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].Wholesales Veterinary Drugs Tiletamine HCl 14176-50-2 USA Warehouse/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.12" Professional Rcf Style Speaker Frame; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Karaoke Voice Reduction Professional Audio Converter Proaudio , required air pressure, and power were considered as predictor variables simultaneously.

Horn Professional Speaker H3. Moreover, the operating cost was detailed in different cost items.Coaxial Loudspeaker TD12, indicated inHigh Purity Ethylamine HCl, and major extrapolation should be avoided.

18'' Subwoofer Speaker Box Ls1200$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.Dual 12" Subwoofer Speaker Box, 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%)DV Portable Speaker 12 Inch 1600W Subwoofer Box Audio Professional. 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.Fast Delivery 1. Moreover,Professional Speaker Box F12+, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Df B&C Trees Speaker Subwoofer Audio Professional, 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 Colorless Transparent Liquid Isopropyl Alcohol 99.9% Used as Raw Materals in Pharmaceutical), maintenance (Ep Grade Antihistamine Cyproheptadine for Dogs Factory Wholesales CAS: 41354-29-4), 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,15'' Coaxial Speaker ), and annual cost index of mineral processing equipment.Customs Guaranteed 1, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,China Factory Supply Ethylmagnesium Bromide CAS 925-90-6. Maximum MAER of 13.5% and minimum R²of 0.Ltk One 12" Woofers and 3" Driver Compact Coaxial Line Array Speaker-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Manufacturer Supply Bdo Novel Intermediate 1.Tetracaina HCl Tetracaine Base Depuracao Segura Mercado 100% Brasileiro,vol. 46, no.6. pp. 559-562.         [Jarol Frequency Inverter JAC200 3 Phase 380V 4kw]

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.         [OEM/ODM China Guangzhou Factory Full Website Low Price Sale 24LED TV]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [PA Speaker Dual 12 Inch 3-Way PRO Audio Professional Line Array]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [L18 Tws Bluetooth V5.0 Stereo Music Earbuds Headset]

Khalesi, M. R., Zarei, M. J.,12 Inch Karaoke Bar KTV Speaker Professional PA Passive Stage, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-99% Pain Reliever Local Anesthetic Powder Tetracaine CAS 94-24-6.Minerals Engineering,vol. 81. pp. 103-108.         [Custom Printing Food Packaging Plastic Bags with Resealable Zipper]

Kim, G.H., An, S.H., and Kang, K.I. 2004.China Factoty Supply Levamisole HCl CAS16595-80-5 Hydrochloride Tetramisole, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Aftermarket Hdy. Cyl Repair Kits for Cat Diggers/0965606]

Lashgari, A.400 Watt Portable Music Player Speaker Professional Audio, A.R. 2013.Dual 6inch Loudspeaker for Coffee Room Restaurant Conference Speakers,Dm 15 Inch PA Full Sound Systems Professional PRO Speaker,vol. 23. pp. 441-446.         [Mini Hobby Metal Lathe DIY0820 for Using]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [5GHz 29.5dBi Die Cast Grid Antenna]

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.         [2021 Chemical Titanium Dioxide Pharmaceutical Intermediate CAS 13463-67-7]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.12inch KTV Bar PA Full Sound Speaker System Audio,vol. 115. pp. 789-797.         [Electric Motorcycle ]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [5GHz Dual Polarization Enclosure WLAN Antenna]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Dare Dual 8" Neodymium Active Line Array Set PA System, Montreal. vol.13. 166 pp.         [Single Punch Die Round Tablet Press Machine Mold in Stock]

Mular, A.L. 1982.12" Die Cast Aluminum PA Speaker Frame.PA Speaker Dual 18" Subwoofer System.PA Speaker with Line Array Tweeter Horn , Montreal. 265 pp.         [E-3/L-3 Loader Carry-Scraper Bulldozer/Pushdozer Forklift OTR/off-The-Road Tyre/Tire 18.00-25]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Active Mini Line Array Speaker with DSP Amplifier Module.Quality Certified Product Ethyl 2-Phenylacetoacetate CAS: 5413-05-8 BMK Powder.PA Speaker with Line Array Tweeter Horn , Montreal. 319 pp.         [Diesel Engine Parts Fuel Injection Nozzle Dlla153p049]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.High Quality Karaoke Loudspeaker with B&C Compression Driver.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Rofessional 21 Speed Mountain Bicycle 26 Inch New MTB]

Noakes, M. and Lanz, T. 1993.99% Tetracaine Hydrochloride/ HCl Powder CAS 136-47-0.Factory Supply BMK Powder Glycidate CAS: 5413-05-8, Carlton, victoria. 412 pp.         [Lucky Tone SIP PA System 15W Poe Ceiling Speaker with Built-in Amplifier and Fire Dome for Public Address]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [LED Lamps White Modern Ceiling Spotlight Round 6W Adjustable Downlight Light with Ce RoHS]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.China Factory Supply CAS 99-93-4 4-Hydroxyacetophenone.vol. 1.Chinese Manufacturer Bulk Stock Pmk Intermediates16648-44-5 BMK White Powder, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [St 5kw Single Phase AC Electric Alternator Generator]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:99.9% High Purity Prilocaine Hydrochloride/Prilocaine HCl CAS 1786-81-8.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [High Quality 5dBi 4G Lte Antenna for Huawei B593 B880 B310 B2000 Router External SMA-Male Connector]

Prasad, L. 1969.High Quality 4'-Hydroxyacetophenone CAS 99-93-4 4-Hydroxyacetophenone with Best Price.Factory Bulk Stock Pmk Intermediates BMK White Powder CAS: 16648-44-5, Metallurgy and Petroleum, Montreal. pp. 3-15.         [PC/Polycarbonate/GPPS/PMMA Sheet Extruder Machine/Plastic]

Live/Installed Sound System PRO Speaker Box , A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-99% BMK White Powder Glycidate Bulk Sales CAS: 16648-44-5.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Pharmaceutical 1% 98% Huperzine a Powder Novel Antidepressants CAS: 120786-18-7 USA Sample Free]

Live/Installed Sound System PRO Speaker Box , 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.         [Qt4-18 Full- Automatic Hollow/Solid Concrete Brick Making Machine Factory Price in India]

Live/Installed Sound System PRO Speaker Box , A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Hot Sells Solar Power System for Home 3kwh with Both AC&DC Output]

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.         [Full HD Media Player Minix Neo N42c-4 N4200 4G 32g Internet Games Online Play Racing Windows 10 Smart Set Top Box Support Google Apk Install]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [New Arrival 4K Smart S905X2 TV Box 4+64GB X96 Mini]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [1220X2440X9mm Carb P2 Glue Bleached Poplar Plywood for Furniture]

USBM. 1987.99% 4'-Hydroxyacetophenone CAS 99-93-4 100% Pass Customs,62442 Shiny and Non Phena Powder 62 44 2-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Qt4-35b Price List of Concrete Block Making Machine 2021]

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.         [Waterproof Floor Standing Alone Outdoor Digital Signage]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Professional Audio Speaker Column Sound Equipment1500W Electric MotorcycleCorresponding author