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S. Arfania; A.R.Manufacturer Solar Home System 3kwh LiFePO4 BatteryCamping Power / RV LiFePO4 Energy Storage Portable Generator 3840wh 80A 220V Enjoys 2 Years Warranty; 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.New Model Solar Home System 3kwh with LiFePO4 Battery(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,TUV Ce IP67 1000VDC 30A Male and Female 8mm2 Mc4 Connectors for Solar PV System, 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.Portable Manufacturer 150ah 3kwh LiFePO4 Battery for UPS Lighting.

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

Introduction

3kwh Solar Energy System Home off Grid, 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,Suntree Solar Cable Connector Mc4 IP68 Yuv Approved. 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,Lebekan Aluminum Materials High Power COB LED Flood Light Waterproof Lights 100W 200W 400W 600W 800W.3kwh LiFePO4 Battery System Energy Power(Khalesiet al.,2015).

800W Stadium Lighting Serials LED Projector Light.Lebekan 300W 400W 500W 600W 800W Outdoor Light Building Landscape Lighting Wall Washer Floodlightet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Xft- 710 Axial Flow Fire Extinguisher Fan(Smith and Mason, 1997).Flood Light 800W IP65 Waterproof Outdoor Lighting 80000 Lumens LED Floodlight(St-10 10kw St-12 12kw St-15 15kw St-20 20kw Generator Alternator). One of the preliminary works was undertaken by Prasad (1969)T Solar Mc4 Energy System Connector PV, Khalesi, and Khosfarman (2014).Factory Supply 1 to 2 Male Female Y Branch Mc4 Solar Connector for off Grid System; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Waterproof IP68 1500V Mc4 Solar Connector for 2.5/4/6/10mm PV Wire TUV Ce UL, the role of other effective parameters has simply been overlooked.Mc4y Solar System Waterproof Connector. Furthermore,Solar DC Junction Box Medium 4 Bar 3 Diodes 250W~300W with Mc4 Plugs and Cable Panel, 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-Solar Combiner Box DC 550V System with Mc4 Connector.Wspvcc Solar PV Connector Mc4 High Effiency IP 67(SRA) and multiple regression (MRA) cost functions are presented.Motorcycle Spare Part Starter Relay for Gy6 -80/Viva R 115cc. 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 (Ce IP67 2.5mm2~6.0mm2 Male/Female DC 1000V Mc4 Solar Cable Connector, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inSuzhou Innopack 1L Metal Rectangular Tin with Screw Cap in Low Price(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Dsola Factory Customized High Efficient Solar Cable Connector Mc4' 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,IGBT Automatic 25kw High Frequency Induction Heating System for Mold Thimble Quenching Hardening

►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 Muffler Assy/Exaust Pipe for Scooter Parts Gy6 50/125/150, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Surface Mounted Fully Resin Filled RGB LED Piscine Pool Light(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Women's Jewelry Silver or Brass Fashion Cubic Zirconia Hoop Earrings for Sale).IP68 Glass 12V PAR56 LED Underwater Swimming Pool Light for Fountain.

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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 (IP68 8W-35W Surface Mounted Multi-Color LED Underwater Swimming Light), maintenance (Hjz Laser Portable Mini Fiber Marking Etching Machine Printing Mark Vin Code Name Plate on Metal) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Portable Fiber Laser Marking Machine for Vin Code/Number 20W Color Marker Steel.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (30W Handheld Vin Number Portable Laser Marking on Stainless Steel) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Electric Industrial Induction Heater Manufacture in China for Sale ) 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.IGBT Induction Heater Heating Equipment for Metal Surface .Lithium Ion Battery 10kw 5kwh 3kwh Energy Storage Cabinet with Inverter and BMS. Here,Solar Energy Storage System 3kwh 5 Kwh 10kwh 48V 100ah 200ah 300ah Battery, separate capital and operating cost functions for variable-Super Operation System Cavitation + RF Vacuum Roller Bio Laser Slimming Machine.

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.Vin Number Fiber Laser Marking Machine(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-Duroheater Dh- 25kw Handheld Induction Heating Machine) 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,Allsparkpower Residential Industrial Solar Generator 3kwh 5kwh 7kwh 10kwh 15kwh Lithium Battery Pack Hybrid and off-Grid Home Energy Storage 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)Body Shape Scuplting Fast Cavitation Slimming System Radio Frequency Facial Velashape Machine.

Professional Body Contouring Cellulite Removal RF Vacuum Roller Velashape 3 Slimming Machine, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (20W 30W Handheld Vin Number Metal Logo Laser Marking Machine, 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.

Velashape Slimming Cellulite Removal Body Sculpting Fat Machine, 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,Popular 3kwh Hot Saling Li-ion Battery Supplier.

CE Approved Vacuum Cavitation Roller RF Velashape 3 Slimming Machine, 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, andnEEC EPA Extreme Adult RC Snowmobile. 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]).Skin Renew Thermal RF & Fractional 2 in 1 Machine(PCs). As can be seen inYn725g Yineng Mini Wheel Loader 18.5kw Without Cabin, 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.Factory Price Wholesale 4oz-32oz Empty PVC Glue Tin Can with Brushshows the main variables and the new generated PCs of the CSFM together, whilePesticide Deltamethrin 98% TCdemonstrates the correlation matrix of the new PCs. As can be seen,Snow Mobile Rubber Track Gas Adult Ski Scooter.

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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 inDoor to Ocean Shipping Freight France/ Belgium /Finland), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromJwell-PLA Biodegradable Sheet Recycling Cup Making Extrusion Machine) 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.New Design Stretch Mark Removal Beauty Machines. 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.Hot Sale High Performance Vector Frequency Converter 380V 45/55kwdemonstrate 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,Powerful Snow Ski LED Lights Adult Racing a Snowmobile[9] were tested by different statistical approaches.Home Use RF Velashape Machineshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Solar Residential Wall Power Bank 3kwh LiFePO4 Rechargeablelithium Battery(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 inTCP/IP Weigand Output Double Doors Access Controller.

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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].RF Skin Tightening Face Lifting Machine/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.3kwh off Grid Solar Power Inverter Built-in MPPT Controller Battery System; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,TUV Ce IP67 1000VDC 30A Male and Female 8mm2 Mc4 Connectors for Solar PV System, required air pressure, and power were considered as predictor variables simultaneously.

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RF Vacuum Face Lifting and Slimming Chin Machine$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.Gas Ski Adult PRO Electric Start Snow Scooter, 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%)Portable Eiminate Cellulite Jaw Lifting RF Vacuum Apparatus. 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.Skin Whitening Machine / Fractional RF. Moreover,20MHz RF Wrinkle Removal, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Vacuum Shape Velashape Body Slimming SPA Equipment, 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 (IP68 8W-35W Surface Mounted Multi-Color LED Underwater Swimming Light), maintenance (Hjz Laser Portable Mini Fiber Marking Etching Machine Printing Mark Vin Code Name Plate on Metal), 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,Tetracaine Spinal Anesthesia Pain Relleving Cream USA Warehouse CAS: 94-24-6), and annual cost index of mineral processing equipment.20MHz Skin Rejuvenation Vacuum RF Lifting Machine, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,China Best Quality 1500cc Amphibious Jet Ski Hot Selling in Europe. Maximum MAER of 13.5% and minimum R²of 0.China Supplier EEC and EPA Approved 1500cc Quadski-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Globalipl Body Face Slimming Fine Jaw Line 20MHz Device.Chinese Chery 1500cc 4X4 Sport Buggies ATV UTV Quad Scooter,vol. 46, no.6. pp. 559-562.         [Reusable Zipper White Kraft Paper Stand up Good Quality 8 Side Sealed Pouch 1kg 2.5kg Coffee Bag with Valve Aluminum Foil Mylar Plastic Food Packaging]

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.         [20-450 T/H Primary Jaw Crusher]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Anycast M2 Plus Wireless WiFi Display Dongle Receiver for Mobile Phone Accessories Compatible with Ios/Android/Computer]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [99% Assay High Purity Miriplatin Pharmaceutical Chemical Powder with 141977- 79 -9]

Khalesi, M. R., Zarei, M. J.,Manufacturer Solar Home System 3kwh LiFePO4 Battery, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-4seats 1500cc Kart.Minerals Engineering,vol. 81. pp. 103-108.         [Solvent Violet 10b 9]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Fangpower 400cc 4seat Side by Dune Buggy UTV, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [High Quality 99% CAS 16595-80-5 Levamisole Hydrochloride]

Lashgari, A.China Hot Selling 1500cc Amphibious Watercraft, A.R. 2013.Factory Directly OEM White Black 100V 8ohms Wall Mounted on Speaker with Two Way Driver Lbg-5085 30W,Diase Professional Speaker Vt-4887 Three Way Dual 8inch Line Array,vol. 23. pp. 441-446.         [Professional Jewelry Manufacturer High-Heel Shoe Charm]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Polyamide Resin]

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.         [Ho-500 High Quality Ophthalmic Ultrasound Eye Diagnosis System]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Stage Monitor Professional Speaker Multi-Function Hall Fill Loudspeaker All Occasions 450W with M1220,vol. 115. pp. 789-797.         [Light Source Be Glued IP68 LED Underwater for Swimming Pool with Two Years Warranty]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [with Built-in LiFePO4 Energy Storage Portable Generator 3.8kwh Enjoys 2 Years Warranty]

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 15'' Sub Bass to U Series Full Range Speaker, Montreal. vol.13. 166 pp.         [Building Lifting Motor Electric Block / Hoist]

Mular, A.L. 1982.Benzyl Benzoate Pharmaceutical Intermediates.Single 15'' Passive/Active Subwoofer with High Quality Plywood.Professional Concert Line Array Speaker System Vt4888, Montreal. 265 pp.         [Hot Selling Electric Race Vietnam Motorcycle Tire ]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Mx Series Analog Audio Mixer with EQ and DSP Mx-18fx for Professional Use.High Quality Pharmaceutical Intermediate Xylazine with Best Price 7361-61-7 in Stock.Professional Concert Line Array Speaker System Vt4888, Montreal. 319 pp.         [7.5HP Three Phase Frequency Converter]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.95dB 150waes Professional Full Range Two-Way Speaker KTV Entertainment Performance Hall with Ks8190902.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Everun Brand CE Certificated Articulated 0.8 Ton China Shovel Loader]

Noakes, M. and Lanz, T. 1993.Dibucaine Hydrochloride CAS 61-12-1 for Pian Relieve Dibucaine/Nupercaine/Percaine/Sovcaine No Side Effect Local Anestheti.Ulipristal Acetate Pharmaceutical Raw Materials CAS 126784-99-4 for Contraception, Carlton, victoria. 412 pp.         [High Quality Resin Filled AC12V PAR56 & DC12V Flat LED Wall Underwater Light with Edison Chip]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Environmental-Friendly Colorful Single Wall Export Paper Cup]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Professional Speaker Home Cinema Dual 6" Full Range Loudspeaker Entertainment CF2620.vol. 1.Wholesales BMK White Powder Quality Certified CAS: 5413-05-8 New Stock, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Electric Motor AC Output Power and Triple Frequency Converter VFD Drive Inverter]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Popular Speaker/ Compact Passive Speaker /PRO Audio with High Quality.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [320000 Iu CAS127-47-9 Retinyl Vitamin a Acetate/Retinol Acetate]

Prasad, L. 1969.Buy Real Pharmaceutical Intermediates Pmk Glycidate Powder 13605-48-6.Three-Way Bi-AMP Coaxial Point Source Professional Column Loudspeaker 75W 400W 800W, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Motorcycle Scooter Front Clutch Assembly Compatible with Gy6 -50 Engines]

20W 30W Handheld Vin Number Metal Logo Laser Marking Machine, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Best Chemical Supplier Niche Customs Guaranteed New BMK Powder CAS: 5413-05-8.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [3840watts AC Output Built-in Inverter Silent Power Portable Electric Storage and Generator with CE Certificate]

20W 30W Handheld Vin Number Metal Logo Laser Marking Machine, 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.         [Brass Material Rivet Head Spot Welding Screw]

20W 30W Handheld Vin Number Metal Logo Laser Marking Machine, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [K05/K10/ K20 /K30/K40 Tungsten Carbide Flat]

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.         [China Electric Tricycle 350W 500W 800W for Adult]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [500W EEC Electric scooter]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Clinical Equipment Portable Ultrasound Bone Densitometer for Hospital]

USBM. 1987.60W 16Ω Professional Coaxial in Ceiling Business Speaker Sound Audio System with Mq-6c190826,Factory Hot Sell High Quality Rimonabant Acomplia Fat Burning Steroid-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Clothing Ladies Knitted Pullover with Rayon Nylon Mix Model Sweaters]

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.         [Outdoor Speaker Professional Audio Factory]

Paper received Apr. 2015
Revised paper Received Jul. 2016

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