GENERAL PAPERS

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S. Arfania; A.R.Newest 250cc Farm UTV 200cc Go Kart Buggy with CeTriple Phase 380V 50Hz 60Hz 7kw AC Variable Frequency Converter; 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.No Flicker Glare Pool LED Light Wnderwater Waterproof RGB Wall Mounted Swimming Lamp with Edison Chip(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,Motorcycle Stator Coil/Magneto/Bobina Del Estator/Moto Partes/Repuestos Gy6 8coils, 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.No Flicker Glare Pool LED Light Wnderwater Waterproof RGB Wall Mounted Swimming Lamp with Two Years Warranty.

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

Introduction

Gy6 /Jog Motorcycle Regulator/Rectifier Parts, 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,Yog Spare Parts Accessories Motorcycle Stator Comp Gy6 125. 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,Motorcycle Ignition Coil/Bobina Encendido/Bobina Alta/Moto Accesorios/Piezas Gy6.Gy6 /Jog Motorcycle Spare Parts Regulator/Rectifier(Khalesiet al.,2015).

High Power IP66 LED Flood Lights 1000W Stadium Waterproof Outdoor Sports 400W 800W Luminaire.20MHz Medical Crf Machine Deep Wrinkle Removal Beauty Instrumentet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Fast Delivery CAS 525- 79 -1 6-Furfurylaminopurine 99% with Best Price(Smith and Mason, 1997).Motorcycle Spare Part Turn Light for Gy6 -150(Inverter AC Drive). One of the preliminary works was undertaken by Prasad (1969)Fractional RF & Thermal Machine , Khalesi, and Khosfarman (2014).Motorcycle Ignition Coil Bobina Alta Tvs Star Gy6 -125 Cg125; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Good Price Top 20mrf Crf Wrinkle Removal Anti-Aging Device, the role of other effective parameters has simply been overlooked.20MHz RF Face Skin Lifting and Tightening Machine. Furthermore,20MHz RF Beauty Machine Skin Tightening, 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-Super 20MHz RF Beauty Machine.20MHz RF with New Technology for Body Tightening(SRA) and multiple regression (MRA) cost functions are presented.Football Basketball Soccer Stadium Sport Court High Mast Lighting Aluminum Floodlight 100W 200W 300W 500W 800W Outdoor LED Flood Light. 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 (ADSS Body Slimming Beauty Machine , 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inApr125 Red Motorcycle(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Portable Themagic Fractional RF Machine for Skin Tightening' 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,RF Microneedle Thermal Facial Lift Beauty Equipment

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Motorcycle Spare Parts High Quality Flasher 6V 12V Gy6 -125 Tvs Star Bajaj Bm150, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Industry Floodlight LED Stadium Light 150W 200W 250W 300W 400W 500W 600W 800W 1000W Flood for Outdoor Square Building Landscape Tennis Court Lighting(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Eco-Friendly Biodegradable Poly Mailers Shipping Envelopes Custom Logo Plastic Express Courier Packing Bags).High Feedback Tied Malaysian Virgin Hair.

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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 (Portable Lithium Ion Battery Solar Energy System 3kwh All in One Power for Use Home and Outdoor), maintenance (Customized 48V LiFePO4 Battery 50ah Lithium Ion for Solar Energy Storage System Inverter PV EV 2.5kwh 3kwh 5kwh) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,150cc 300cc 500cc 650cc 2 Seat Adult Frames Go Kart.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (200cc Racing Go Kart for Sale Cheap) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (China 300cc Adult Road Legal 2 Seat Pedal Go Kart) 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.3kwh Solar Energy Storage System.2021 New Design 3kwh off Grid Solar Power System LiFePO4 Battery for Home Use with Built-in Inverter. Here,Peanut Shell and Rice Husk Continuous Carbonization Oven, separate capital and operating cost functions for variable-Factory Direct Wholesale 300- 17 Motorcycle Tire/Tyre.

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.ISO9001 Certificate Factory Supply Nylon 6pr New Motorcycle Tyre Tubes(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-Handheld Small Portable Digital High Frequency Induction Brazing Machine with Soft Cable) 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,Mobile Digital High Frequency Mini Induction Brazing Welder for Aluminum Tube Pipe. 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)High Quality Radio Frequency Aesthetic Equipment.

China Good Quality 2.75- 17 Tubeless Motorcycle Tire/Tyre, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (2.50- 17 , 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.

Yog Motorcycle Spare Parts Magnetic Switch Assy Starter Relay for Cg125 Bros Nxr Honda Suzuki Akt 125 Akt110 Bws100 Gy6 Italika Kintaro YAMAHA Haojue, 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,Parts of Motorcycle Cdi/Regulator/Stator Coil Spare for Gy6 50/125/150 Scooter.

Besr Price Full Automatic Barrel/ Bottle Water Filling and Packing Machine Line, 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, andnMedical Machine / Multipolar RF Facial Beauty. 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]).Made in China High Performance Tubeless Fat Motorcycle Tire 180/55- 17(PCs). As can be seen inTop Quality Insecticide Classification Deltamethrin 98%TC, 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]:

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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.

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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.0.8t 800kg Small Loadershows the main variables and the new generated PCs of the CSFM together, while2021 60km/H Electric/Pull Starting System 4 Stroke 150cc Adult Gasolina Gokart Kart Racing Go for Sale Cheapdemonstrates the correlation matrix of the new PCs. As can be seen,Fractional RF Vacuum Slimming Machine for Lose Weight.

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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)

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 inEmbedded 18.5 Inch Touch Screen Monitor Open Frame Self Service Kiosk), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found from3HP 1 Phase Frequency Converter) 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.Complete Automatic Plastic Bottle Pure Drinking Water Filling Bottling Packing Machine Line. 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.Uns N26055 Nickel Alloy Welding Inconel Stainless Steel Wiredemonstrate 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,Portable 20Hz RF Face Lift Machine[9] were tested by different statistical approaches.Tws Bluetooth Earphones with Charging Cases Wireless 5.0 Earbuds Headphones for iPhoneshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.ISO9001 Motorcycle Spare Part Tubeless Motorcross Tire Size 100/90- 17(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 inAutomatic Coal Combustion Heat Transfer Oil Heating Double Frying Machine Small.

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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].Linear Type Thermal Film Packing Machine / Equipment/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.Good Solutions 3kw Solar Home Energy off Grid System; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Motorcycle Stator Coil/Magneto/Bobina Del Estator/Moto Partes/Repuestos Gy6 8coils, required air pressure, and power were considered as predictor variables simultaneously.

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Super Bright Outdoor 300W 400W 500W 600W 800W 1000W LED Flood Light$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 0.10pack/M Automatic PE Film Combine Heat Shrink Wrapping Bottle Packing Wrapper Machine, 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%)Beverage Water Packing Equipment . 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.Automatic Shrink Wrapping Machine 0-20package/Min. Moreover,Automatic Bottle PE Film Shrink Wrapping Packing Machine , and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Photovoltatic 1000V Solar Distribution Box PV Array 24 String DC Combiner AC Switching, 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 (Portable Lithium Ion Battery Solar Energy System 3kwh All in One Power for Use Home and Outdoor), maintenance (Customized 48V LiFePO4 Battery 50ah Lithium Ion for Solar Energy Storage System Inverter PV EV 2.5kwh 3kwh 5kwh), 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,IP65 Waterproof High Lumen Outdoor Flood Light for Tennis Court/ Soccer Field/ Stadium 400W 600W 800W), and annual cost index of mineral processing equipment.Waterproof 800W Deformable High Mast Flood LED Lighting for Outdoor Stadium Airport Golf Course Container Wharf, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,1L HDPE Plastic Bottle Chemical. Maximum MAER of 13.5% and minimum R²of 0.Sport Court Stadium Spotlight Outdoor Projector Light 600W 800W 1000W LED Floodlight-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Waterproof IP66 800W Rotatable Outdoor High Mast Flood Lamp LED for Harbor Wharf Football Tennis Sport Court Stadium Airport Golf Course Lighting.Waterproof IP66 Adjustable High Power LED Stadium Lamp 100W 200W 300W 400W 600W 800W 1000W 1200W 1500W Flood Light,vol. 46, no.6. pp. 559-562.         [Ltk One 12" Woofers and 3" Driver Compact Coaxial Line Array Speaker]

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.         [1000kVA/800kw Power Generator Diesel Engine Genset Set for Hotel]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Set Top Box Android 9.0 X96 Mini TV S905W]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Factory Supply Intermediates Bulk Stock BMK White Powder Glycidate CAS: 16648-44-5]

Khalesi, M. R., Zarei, M. J.,Newest 250cc Farm UTV 200cc Go Kart Buggy with Ce, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-High Quality 1L 32oz Amber Glass Bottle in Stock.Minerals Engineering,vol. 81. pp. 103-108.         [Top Quality Benzocaine / HCl CAS 23239-88-5]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Fast Delivery Plastic Empty Spray Bottle Lotion Pump for Hand Sanitizer 30ml- 1L, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Power Frequency Converter AC Drive Inverter]

Lashgari, A.1L Stainless Steel 304 Bottle with Clamp and Silicone Gasket, A.R. 2013.Automatic Pure/Mineral Bottle Water Packing Machine ,1000ml 71g 1L HDPE Plastic Bottle for Chemical Powders Liquids,vol. 23. pp. 441-446.         [275kVA/220kw Super Silent Power Generator Set Diesel Engine Genset with ISO]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Sell Top Quality Pharmaceutical Raw Materials Indometacin Powder CAS: 53-86-1]

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.         [Water and Gas Supply HDPE Pipe Extrusion Production Line 315mm]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.300/650ml/ 1L Plastic Shampoo Cosmetic Pump Bottle,vol. 115. pp. 789-797.         [Compact Neodymium Line Array 12inch 400W Passive Speaker PA System]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Wholesale Folding Bed   Recliner Sofa Beds Fabric]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.250ml 300ml 500ml 1L Clear Glass Juice Bottle Milk, Montreal. vol.13. 166 pp.         [USB AC Adapter 5V 1A Input 100-240VAC EU/ Us Plug Adaptor]

Mular, A.L. 1982.20W 50W Portable Jpt/Ipg Laser Marking Machine in Germany.1L /1.5L Glass Juice Bottle/Beverage Bottle.Hot Wholesale 1L /2L/3L Laundry Liquid Detergent Bottle, Montreal. 265 pp.         [Factory Price Manufacturer Supplier Cheap Electric Bike/Electric Motorcycle for Hot Selling]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Factory Outlet Dog Tag Laser Marking Machine for Metal 50W.1500cc Watercraft with 3seat.Hot Wholesale 1L /2L/3L Laundry Liquid Detergent Bottle, Montreal. 319 pp.         [150cc Front Cabin Cargo Tricycle]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Portable-Rorary Type DOT Peen Marking Machine for Metal.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Best Price 2021 New Product 3kwh Home Solar System for Outdoor Use]

Noakes, M. and Lanz, T. 1993.Engine Timing Kits for Cadillac Allante 4.6L V8 281 Cid 1993.Underwater Light, Carlton, victoria. 412 pp.         [Bloom Tech Chemical Reagent Bis ]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Frozen Diced Purple Sweet Potato]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.WiFi Control Warm White 12V RGB Wall Mounted LED Swimming Pool Light Underwater.vol. 1.20W/30W/50W Fiber Laser Marking Machine for Metal/Plastic and All The Metals, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Vimode Buy 2021 Newest 48V Electric Motorcycles Made in China 800W]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Automatic Red Point Laser Marking Machine for Metal Aluminum Plastic.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [99% BMK White Powder Glycidate Bulk Sales CAS: 16648-44-5]

Prasad, L. 1969.8mm Thickness 316ss IP68 RGB DC12V 18W External Control Mode LED Swimming Pool Light.IP68 8W-35W Surface Mounted Green Color LED Underwater Swimming Light, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Polyamide Resin Hot Melt Adhesive]

2.50- 17 , A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-IP68 8W-35W Surface Mounted Blue Color LED Underwater Swimming Light.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Haolin Lithium Battery 60V/20ah]

2.50- 17 , 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.         [2021 Hot Sale 12oz Stainless Steel Double Wall Wine Glass with Handle]

2.50- 17 , A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Citycoco Electric Motorcycle E6 Cheap OEM E Bike]

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.         [Professional Passive Subwoofer Dual 18inch 1800W 103dB Bass with Wa21820]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Alu. Speaker Mount Wall Bracket ]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Passive Double 10 Inch Proal Audios Sound System Line Array Speakers for Direct Sale]

USBM. 1987.150ah 3kwh Power Supply Deep Cycle Rechargeable Solar Battery,8mm Thickness 160mm 8watt DC12V RGB LED Swimming Pool Underwater Light-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Best Emergency Outdoor Gear Survival Camouflage Molle Military Tactical Backpack]

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.         [Horn Speaker L-Acoustics Kudo Line Array+ PA System Array Box]

Paper received Apr. 2015
Revised paper Received Jul. 2016

CAS No.: 67-63-0 Colorless Transparent Liquid Isopropyl Alcohol 99.9% / IsopropanolCAS: 79 -44-7 Dimethylcarbamoyl Chloride Corresponding author