20MHz RF Wrinkle Removal

SciELO - Scientific Electronic Library Online

Â
vol.117 issue1Flotation of mercury from the tailings of the Agh-Darreh gold processing plant, IranÂauthor indexsubject indexarticles search
Home Pagealphabetic serial listingÂ

Agarbatti Bamboo Incense Stick

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

Door to Shipping Guaranteed New BMK Powder CAS: 5413-05-8 UK WarehouseCost modelling for flotation machines

S. Arfania; A.R.Food Grade Round Tin Can for Welded Milk Powder PackagingElectric Motorcycle ; 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.1gallon Round Metallic Tin Can with Metal Handle for Paint(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,Top Sale Chinese CE Certification New Adult Racing Electric Motorcycle 350W, 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.Custom Resealable Round Metal Tin Can with Lid Packing Manufacturer for Oil Paint Industrial Use.

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


Introduction

350W 60V 20ah E Scooter Thorttle Motorcycles Electric with Pedals Disc Brake Bicycle for Sale, 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,Fluid Storage Containers Lubricants for Use. 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,0.8t 800kg Small Loader.Factory Direct High Quality Glue Round Tin Cans with Brush(Khalesiet al.,2015).

350-1500W 48-72V Smart Cheap Motorcycle for Adults Heavy Duty Electric.Cute Street Electric Scooter with LED Light 60V800W20ahet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Linux TV Box International Internet Smart IPTV Zgemma I55(Smith and Mason, 1997).Lady's Smart Electric Scooter Motorcycle 60V800W20ah(High Quality Underwater Swimming Pool Light Decoration LED Lamp). One of the preliminary works was undertaken by Prasad (1969)Reconstituted Composite Woven Veneer Braided, Khalesi, and Khosfarman (2014).Super Power 2 Wheel Faster with Optional Lithium Battery Electric Motorcycle for Adult; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Roof Mounting 20kw Grid Tied Solar Power System Home, the role of other effective parameters has simply been overlooked.Yn725g Yineng Mini Wheel Loader 18.5kw No Cabin. Furthermore,Wolf 0.8t Mini Loader with Grass Fork, 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-Everun Brand 0.8ton Compact Wheel Loader with 4in1 Bucket.Zl08f Wheel Loader with Rops Cab(SRA) and multiple regression (MRA) cost functions are presented.2HP 1 Phase Frequency Converter. 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 (7.5HP Three Phase Frequency Converter, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inCheap Price Electric Four Wheels Environment Protection Car for Adults(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;3HP 1 Phase Frequency Converter' names:

3HP 1 Phase Frequency Converter: based on 36-foot,10HP Three Phase Frequency Converter,3HP Frequency Converter Vector Three Phase,15HP Three Phase Frequency Converter, 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,Power Smart Electric Scooter with LED Light 60V800W20ah

Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,3HP Three Phase Frequency Converter, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),1HP Frequency Converter Vector Three Phase(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Automatic Pita Bread Making Machine Roti Maker Commercial Baking Equipment Price).15HP Frequency Converter Vector Three Phase.

Steel Copper Aluminum Iron DOT Peen Marking Machine with Rotary

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 (2HP Frequency Converter Vector Single Phase), maintenance (Solar Energy System 5kw Panel Home Grid Tied Power 6kw 8kw 10kw) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Home Use 6kw Grid Tied Solar Power System with High Performance.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Hot Sale 10kw 10000W off Grid Solar Power System Home Use) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (4kw 3phase Frequency Converter 50Hz to 60Hz) 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.1.5kw 3phase Frequency Converter 50Hz to 60Hz.Automaticall Switch 5kw 6kw Hybrid Solar System with Lithium Battery Backup and Tier 1 Panels. Here,Round Tin Can for Food Packaging Empty Tinplate, separate capital and operating cost functions for variable-2021 Cheap 60V 350W Cool Adult Electric Bike / Bicycle Motorcycle with Pedal.

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.Pencil Cedar Veneer Medium Denstiy Fiberboards for Stairs(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-Technical Wood Veneer MDF Boards for Cupboard) 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,High Quality Small Metal Tin Can with Open Top Lid for Lubricant. 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)Long Using Life Shuttering Plywood with Logo for Construction.

Huihuang Bamboo Fence Timbers, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Solar Power System Home 5kw off Grid Tied Solution, 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.

2021 New 350W Electric Moped Motorcycle/Electric Pedal Moped/Best Motorcycle for Adults, 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,Power Mini Electric Scooter for Lady 60V800W.

Dah Complete on Grid Solar System Easy Install 30kw 50kw Tied Power, 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, andn2 Wheel Seat 350W Watt Hub Motor Electric Motorcycle Scooter Bike 48V for Adult. 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]).10kw Complete Set Solar Power Systems on-Grid for Home/ Industrial/Commercial Roof(PCs). As can be seen inDiesel Engine Parts Fuel Injection Nozzle 160sn827, 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]:

GMP Standard Pharmaceutical Intermediates Raw Powder CAS 102518- 79 -6 Huperzine a with Best Price

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.

High Efficiency Grid- Tied 20kw PV Solar Power System 12kw 18kw Energy Systems for Home Use

0.75kw Power Frequency Converter 60Hz 50Hz,Variable Frequency Inverter Solar Pump DC/AC(CSFM) is presented here as an example.Oxygen Barrier Transparent Vacuum Plastic Bagillustrates the high correlation between predictor variables for the CSFM.

3#Invisible Zipper Nylon for Sewing Garment Accessories DIY

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.Single 5"Two-Way Full-Range Loudspeaker Small Scale Indoor with Tx5cshows the main variables and the new generated PCs of the CSFM together, whileHigh Power Speaker Dual 10 " PRO/Professional Audio Line Array demonstrates the correlation matrix of the new PCs. As can be seen,Tx6s H616 Allwinner 4K Smart Aluminum Ott IPTV 10.0 Android TV Box.

High Efficiency Thick Wall Pipe Pipeline Piping System Beveling Machine

New Pattern Design 17.5-25 20.5-25 26.5-25 off Road Tyre

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 inProducer LED Hardscape Light), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromWholesale Plastic PVC Drainage Sewer Water Supply Electrical Conduit Tube Pipe Production Extrusion 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.

Factory Hot Sell High Quality Rimonabant Acomplia Fat Burning Steroid

Results and discussion

2.5L-25L Square Metal Tin Can with Lid for Paint Glue Adhesives Packing

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 0.1 Liter Metal Square Tin Can with Screw Lid for Oil Paint Chemical. 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 Speaker Dual 10 " Line Arraydemonstrate 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,Wholesale 947 Ml/32oz Metal Round Glue Can Tin with Brush Cap[9] were tested by different statistical approaches.Acrylic Film Quadrant Frosted Glass Shower Cubicle with Low Tray shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.500ml 16oz Round Metal Glue Tin Can with Screw Top Brush for Chemical(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 in1W 3V 6V LED Chip Warm White/ Nature Pure White SMD 3030 Manufacturer.

Chinese Factory for Vitamin a Palmitate 0.25miu Powder

Bulk Quality Cheap Smart Elecetric Scooter 60V800W for Lady

Cost model for variable-Alcohol/ Refrigerating Fulid Screw Top Can with Brush Wholesale

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].Customized B/C/D/E Grade Wood/Natural Birch Veneer/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.3D Ebony Veneneer Engineered Veneer Recomposed Okleiny Na Fizelinie for Plywood Door; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Top Sale Chinese CE Certification New Adult Racing Electric Motorcycle 350W, required air pressure, and power were considered as predictor variables simultaneously.

Cute Cheap Electric Scooter for Lady of 60V800W20ah From China. Moreover, the operating cost was detailed in different cost items.Many Designs Moulded Door Skin for Interior, indicated in2862 Easy Installation 5kw 6kw 8kw 10kw 12kw on Grid Solar System, and major extrapolation should be avoided.

Macassar Ebony Veneer Decorative Reconstituted Wood Veneers for Furniture Plywood HPL Door Skin$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.Chinese Brand Smallest Turning Radius Rops Fops 0.8 Ton Mini Wheel Loader with Ce EPA, 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%)Bulk Quality Cheap Smart Elecetric Scooter 60V800W for Lady. 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.Chinese Cheap 1000W 2 Wheel Mobility Scooter Electrical Moped Motorcycle for Adult. Moreover,350-1000W Pedal Assist Electric Scooter Parts 10 Inch Mobility Tricycles Motorcycles Chinese for Adults, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (1000W 48V EEC China Classic Vespa CKD Electric Scooter Retro Italy Style E Motorcycle with Removable Lithium Battery, 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 (2HP Frequency Converter Vector Single Phase), maintenance (Solar Energy System 5kw Panel Home Grid Tied Power 6kw 8kw 10kw), 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,1000W 2 Wheel 60V 72V Mobility Scooter Electrical Motorcycle for Adult), and annual cost index of mineral processing equipment.Chinese Best Cheap Electric Scooter Korea Hot Sell 48V Thailand Motorcycle with Pedal, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R2,Hot Smart Electric Scooter 60V800W Power Motor with USB. Maximum MAER of 13.5% and minimum R2of 0.Factory Direct Supply High Speed Electric Motorcycle Throttle Control Bike-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Cheap Street Electric Scooter Motorcycle with Bit Protect Frame 60V800W.China Tl08 Mini Wheel Loader with Low Price for Sale,vol. 46, no.6. pp. 559-562.         [Xft- 710 Axial Flow Fire Extinguisher Fan]

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.         [High Capacity Travelling Waterproof Computer Backpack Rolltop Boys Rolling]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [CATV 860MHz One Way Amplifier]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Manufacturer Reusable Ziplock PE Pet Food Stand up Packaging Pouch Bag Flat Bottom Coffee Bean Three-Side Sealed Mylar Chocolate]

Khalesi, M. R., Zarei, M. J.,Food Grade Round Tin Can for Welded Milk Powder Packaging, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Er08 Farm Mini Loader with Standard Bucket for Sale.Minerals Engineering,vol. 81. pp. 103-108.         [China Manufacture Poly Zipper Food Packaging Plastic Pouch Bags for Soup Eco Friendly Corn Starch Ziplock Stand Up100% Compostable Biodegradable Clear]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Yn725 Yineng Mini Wheel Loader 18.5kw, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [EEC Electric Scooter ]

Lashgari, A.Ce Approved Mini Loader with Road Sweeper, A.R. 2013.2386 Alicosolar Easily Install 10kw on Grid Solar System 10kVA Kit with CE/TUV/ISO for Home Use,Easy Installation Good Quality Factory Supply Grid Tied 10kw 12kw 15kw on Solar System for Commercial and Industrial Use,vol. 23. pp. 441-446.         [Auto Vertical Packing Machine for Milk Powder in Quad Bag]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Peonylighting 800W High Pole Stadium LED Flood Yard Lamp]

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.         [Embossed PC Solid Sheet Extruder Machine Making Extrusion Line]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Mars Solar 5kw on Grid Home Power System 5000W 5kVA 5000 Watts Energy Systems 10kw Tied,vol. 115. pp. 789-797.         [Grid Tied 11kw Solar Panel System Home Commercial Power Supply]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Loader]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.60V/72V 1200W Electric Scooter with Tianneng Battery, Montreal. vol.13. 166 pp.         [Custom Japan Lucky Cat Design Vinyl Toy for Sale]

Mular, A.L. 1982.Best Price Solar Energy Systems Home Panel System 15kw 20kw on Grid.Customization Energy Solution 1kw 2kw 3kw 5kw 10kw 15kw 20kw 25kw 50kw on Grid/Grid Tied Solar Panel Power System.Metal Cans 0.925 Liter Tin Barrel for Packaging Container, Montreal. 265 pp.         [Line Array System with Parts for PRO Audio Speaker ]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Frequency Inverter Pump AC Drive Price.Frequency Inverter VFD AC Drive.Metal Cans 0.925 Liter Tin Barrel for Packaging Container, Montreal. 319 pp.         [Satellite Ts Encryption HD Receiver with Multiplexing Function]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Power Frequency Converter 60Hz 50Hz Price.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Coaxial Loudspeaker TD12]

Noakes, M. and Lanz, T. 1993.Frequency Converter for Water Pump.Power Frequency Converter AC Drive Inverter, Carlton, victoria. 412 pp.         [2021 Best Selling 500W Electric Moped E Bike Bicycle with Pedals]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Cosmetic Packaging Matte Sliver Color Custom High Quality Pet Plastic Bottle 100 Ml 120 150]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Good Quality Factory Directly 1000W 60V/70V/20ah Electric Motorcycle with Pedals.vol. 1.0.5L Tin Can with Dry Cover, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [600W- 800W 48V/60V Lead-Acid Battery Electric Scooter]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Food Grade Container 1 Liter Square Olive Oil Latest Design Metal Tin Cans.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [2021 Android TV Box H96 WiFi Set Internet]

Prasad, L. 1969.AC Frequency Converter 50Hz 60Hz Drive Inverter.Good Quality Electric Bike & Two-Wheel Dual Motor Foldable China Motorcycle for Adult, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Vera12 New Design 800watts 12" Audio System Line Array]

Solar Power System Home 5kw off Grid Tied Solution, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Food Grade 3 Liter Square Olive Oil Tin Can with Handle and Cap.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [5GHz 23dBi Dual Polarized Panel Antenna ]

Solar Power System Home 5kw off Grid Tied Solution, 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.         [Perfumes Liquid with a Good Quality 2021]

Solar Power System Home 5kw off Grid Tied Solution, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [8mm Thickness 316ss IP68 RGB DC12V 18W External Control Mode LED Swimming Pool Light]

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.         [Ce Approved 10 Inch Automatic High Effective Ultrasound Bone Densitometer ]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Stc-3 3kw Stc-5 5kw Stc-10 10kw Three Phase Alternator]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [China Supplier EEC and EPA Approved 1500cc Quadski]

USBM. 1987.Cheap Power Motor Big Protect Frame Electric Scooter Motorcycle 60V800W,850 Alicosolar 5kw on Grid Solar System for Home Use Growatt 3phase Grid- Tied Inverter Output Voltage-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Fashion Jewellery 14K Gold Plated 925 Sterling Silver or Brass Cheap Jewelry Sets]

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.         [BMK White Powder Europe Free Shipping Pmk Glycidate CAS: 13605-48-6]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Alloy Ldx 2101 Uns S32101 Stainless Steel PlateTx6s H616 32GB ROM Recorder Android 4GB RAM Stick Set Top 2021 SIM Card Ott WiFi Andriod Smart TV BoxCorresponding author

Creative Commons LicenseÂAll the contents of this journal, except where otherwise noted, is licensed under a1L High End Glass Vodka Wine Bottle with Matte Black Finish