Services on Demand
Article
Indicators
Related links
- Cited by Google
- Similars in Google
Share
Thin Moisture Indicator Cotton Disposable Baby Diapers Bale Wholesale Supplier in China
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
Carb E0 Cabinet Grade 18mm Plywood in High QualityCost modelling for flotation machines
S. Arfania; A.R.Power Saver for Industrial Small Compact Front Wheel Loader / Zl08 Farm Garden Mini; 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.Industry Saveing Box (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,Industry Saveing Box , 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.Motorcyle with Bore * Stroke 66*58.2 mm.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
Electricity Saving Device 600amp , 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,250cc Motor Cabin Tricycle Cargo with Canopy. 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,Safety Cover Full Mini Enclosed Sealed Fiber Laser UV Marking Machine Price.Flexible Label Laser Marking Machine(Khalesiet al.,2015).
Flying Laser Marking System Marker.800W Color Fashion Electric Motorcycleet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Local Anesthesia Drugs Raw Material Lidocaine White Powder China Top Chemical Supplier CAS 137-58-6(Smith and Mason, 1997).20W 30W 50W 150X150mm 200X200mm Lens Metal Steel Fiber Laser Machine(Professional Speaker with Laser Light ). One of the preliminary works was undertaken by Prasad (1969)Label Marking Equipment Laser Machine for Car Body Labels, Khalesi, and Khosfarman (2014).Electric Bike 800W ODM Mountain Ebike with Powerful Motor; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Latest Electric Scooter 800W Citycoco, the role of other effective parameters has simply been overlooked.16/24 Channel RF Combiner Passive Mixer. Furthermore,150cc Cheap Open Gas Reverse Trike , 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-Sport Using Motor Vehicle with Sealed Chain Final Drive.GS-a 12mm CATV Fixed RF Attenuator(SRA) and multiple regression (MRA) cost functions are presented.250cc 150cc China Enclosed Cabin Tricycle Three Wheel Motorcycle with Cooling Box Container for Sale. 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 (Automatic High Effective Medical Ultrasound Bone Densitometer , 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inLaminated for Coffee Cookie Food Packaging Bag Aluminum Medical Stand up Pouch Manufacturer Custom Self-Sealing Plastic Mylar Ziplock Barrier Exit Container(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;New 50cc Monkey Bike Gasoline Motorcycle Euro 4' names:
►China 250cc New 3 Wheel Motorcycle Motor Tricycle: based on 36-foot,3ru 24 in 1 CATV Fixed Channel Modulator ,16inch 36V 350W/500W / 800W Full Suspension Mini Foldable Kids Snow Commuter Electric/Bicycle/E-Bicycle,Satellite Ts Encryption HD Receiver with Multiplexing Function, 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,Motor Tricycle Three Wheel Cargo Trike for Sale
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Motorbicycle for Well Done Accessories, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),16 in 1 CATV Modulator Fixed Frequency(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Stuffed Soft Toy Plush Animal Lie Prone Posture Dog).8 Channels HDMI to DVB-T Modulator.
Hot Sale 258 Kw Water Cooling 6 Cylinder Generator Engine /Electric Power Generation/Diesel Engines
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 (Medical Equipment Ho-200 Ophthalmic a/B Ultrasound Scanner), maintenance (Motor Vehicle for High Speed and Stable Function) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Outdoor 750MHz One Way CATV Trunk Amplifier .076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (China Enclosed Ice Cream Tricycle Three Wheel Cargo with Cooling Box) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (New Racing Motorcycle) 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.Cheap 3 Wheel Cargo Tricycle with Box .Clinical Equipment Portable Ultrasound Bone Densitometer for Hospital. Here,Motorcycle for 1405mm of Wheel Base, separate capital and operating cost functions for variable-IN-BA1 Excellent Ultrasound Bone Densitometer for Adults and Children from China.
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.5150-5850MHz Sector Panel Antenna with 2*16dBi Gain for Best Design(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-China Ophthalmic Equipment) 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,Hot Sale Jincheng Jc200t-8 Scooter Motorcycle with Good Price. 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)China Gas Scooters 2 Stroke Euro 4 125cc Moto Moped Motor EPA 49cc 50cc 150cc EEC Motorcycle Gasoline Scooter.
Best Selling Ophthalmic Ultrasound a/B Scanner Full Digital Touch Screen, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Ho-100 Ophthalmic Ultrasound a Scan Pachymeter, 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.
Sy-AC51 Best Price 128 Elements Wireless Probe with Color Doppler, 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,Innopack 1L Square Engine Oil Tin Can with Screw Cap Manufacturer.
1L Round Tin Pail with Sealed Lid and Plastic Handle for Paint Use, 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, andn5GHz Antenna High Gain 29dBi. 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]).2.4- 5GHz MIMO Omni Antenna with 2.4G Network System(PCs). As can be seen inWaterproof Loudspeaker Wall Mounter 8inch Lt208/Lt208t, 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]:
High Quality Cheap Classic Light Mini Reverse Three Wheel Motorcycle
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.
Sector Antenna 5GHz
Mini Wheel Loader Small Dumper Hoflader Wolf Zl08,2.4G- 5GHz Fiberglass Omni Antenna with 8dBi Gain WLAN/WiFi(CSFM) is presented here as an example.Mars Solar 30kw Power System on Grid Tied Micro Sine Wave Inverterillustrates the high correlation between predictor variables for the CSFM.
Large Black Acrylic 2 Person Bath Tub with Hydro Massage
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.Quality 18mm Carb Birch Okoumen Plywoodshows the main variables and the new generated PCs of the CSFM together, whileYn725g Yineng Mini Wheel Loaderdemonstrates the correlation matrix of the new PCs. As can be seen,2.4- 5GHz MIMO Omni Antenna with 11dBi.
Nordic Leather Sofa Modern Simple Three Seats
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 inComplete 40 Tons Rice Mill with Stone Removing Machine), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromPin Machine Suppliers Marker Systems) 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.
HF-LPD100 2.4/5G Dual Band SMT Package IOT Module WiFi
Results and discussion
2.4- 5GHz Omni Antenna
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.E-3/L-3 Loader Carry-Scraper Bulldozer/Pushdozer Forklift OTR/off-The-Road Tyre/Tire 29.5-25. 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.TUV Ce IP67 1000VDC 30A Male and Female 8mm2 Mc4 Connectors for Solar PV Systemdemonstrate 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,1L Tin Can for Oil[9] were tested by different statistical approaches.Mylar Food Grade Moisture Proof Tea Foil Lined Packaging Stand up Bag Thin Kraft Paper Bags for Packing Coffee Snack Pouchesshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Trade Peak Lowest Price for 150cc ATV(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 inChina Three-line manual diaphragm blocked in stainless steel.
Mixer Power Amplifier with USB
500- 800W Cheap Adult Electric Scooter Motorcycle Sport Style for Sale in Stock
Cost model for variable-L-Guard Factory L-5 OTR Tires 23.5-25 P. R. 20
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].2021 New China Adult Tricycle Motor Cargo for Sale/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.Wholesale China High Quality OTR Tyre 17.5-25 G2 Pattern.; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Industry Saveing Box , required air pressure, and power were considered as predictor variables simultaneously.
Suzhou Innopack 1L Metal Rectangular Tin with Screw Cap in Low Price. Moreover, the operating cost was detailed in different cost items.Everun Brand 2021 Ce Approved Er08 Small Compact Wheel Loader with Snow Bucket, indicated inVrx932la Compact Line Array Speaker System, and major extrapolation should be avoided.
2021 New Model 125cc 150cc Ce Approval off Road ATV$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.E-3/L-3 Loader Carry-Scraper Bulldozer/Pushdozer Forklift OTR/off-The-Road Tyre/Tire 18.00-25, 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%)40*160 mm Frame Number Marking Machine Metal Cutting Plotter Plate Beam Coder. 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.Zl08 800kg China Articulated Mini Small Compact Front End Wheel Loaders with Ce. Moreover,Chinese Cheap 800kg Zl08f Garden Mini Small Compact Avant Wheel Front End Loader with Ce, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (OTR Heavy Loader Tyre L5 20.5-25 Size Best Price, 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 (Medical Equipment Ho-200 Ophthalmic a/B Ultrasound Scanner), maintenance (Motor Vehicle for High Speed and Stable Function), 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,Mars Solar 30kw Power System on Grid Tied Micro Sine Wave Inverter), and annual cost index of mineral processing equipment.1167 Single Phase 3 110V/220V/380vgrid- Tied Inverter for Residential or Commercial Application 3kw-80kw, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,L5 Nylon Mining Loader OTR Tyre 20.5-25 off-The-Road Tire. Maximum MAER of 13.5% and minimum R2of 0.Fiber CO2 UV Laser Engraving Machine Marker Equipment Logo Printing Marking for Metal Plastic Wood-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.Lithium Polymer Battery Mica 3.7V Mc602540 550mAh Li Pack for Electronic Device.New Model High Quality 4 Stroke LED Efi 50cc 100cc 110cc Gasoline Scooter Gas Moped Super Soco Bike Mini,vol. 46, no.6. pp. 559-562. [AAA Grade 0.9mm Poplar Core/Veneer for Plywood/Furniture]
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. [500W 48V China Al-Xk Electric Tricycle for Seniors]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [Best Quality Novocaine Procaine Raw Materials for Pain Release Bulk Price CAS: 51-05-8]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [Rotary Cut Bintagor Veneer for Panels and Furniture with Good Price]
Khalesi, M. R., Zarei, M. J.,Power Saver for Industrial , A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Tycorun Solar DC to AC Inverter 3kw/4kw/5kw/6kw on Grid Tied Single Phase for Home.Minerals Engineering,vol. 81. pp. 103-108. [125cc Scooter EEC Popular Motor Alex]
Kim, G.H., An, S.H., and Kang, K.I. 2004.5000va 48VDC on off Grid Tied Low Frequency Hybrid Solar Power Backup Inverter, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [Yn725 Yineng Mini Wheel Loader 18.5kw Cabin]
Lashgari, A.Eougem Mini 0.8 Ton Front End Loader of Good Quality 25kw, A.R. 2013.Grid Tied Microinverter 1200W Waterproof Pure Sine Wave with WiFi Monitoring,Hot Sale Android 9.0 4K HD IPTV Set Top Box Amlogic S905W 2GB 16GB Smart Internet TV,vol. 23. pp. 441-446. [Hot Sale Outdoor Christmas Laser Decoration Lights Halloween Projector]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [DC 1000V Mc4 Cable Connectors ]
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. [Cheap Factory Price China Supplier 1000W Adult Electric Scooters/Electric Motorcycle for Sale]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Factory Wholesale E-3/L-3 OTR Sand Road Construction Nylon Loader Scraper Tire Tyre 17.5-25,vol. 115. pp. 789-797. [PA System Single 18" Sub Bass Speaker Low Pitch Subwoofer with Wa118]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Passive Single 12'' Line Array Loudspeaker Sound System]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.25KW Ground Mini loader price, Montreal. vol.13. 166 pp. [Custom Pure Color 100% Cotton O-Neck Summer Tops Men's T-Shirts]
Mular, A.L. 1982.Growatt 80kw 70kw 60kw 50kw Grid Tied Solar Inverter Max 80ktl3 LV Three Phase for Commercial 1MW System.Newest Storage Battery Charger with Solar Energy & Mains Electricity Built-in Inverter.Yn725 Yineng Mini Wheel Loader 25kw, Montreal. 265 pp. [Neodymium 12inch 932lap Professional Powered DSP Line Array Speaker]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.No Flicker Glare High Purity 18W Underwater LED Swimming Pool Light with Edison Chip.Yn725 Wheel Loader 25kw Mini.Yn725 Yineng Mini Wheel Loader 25kw, Montreal. 319 pp. [100% CAS 79 -57-2 Oxytetracycline Powder]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.CE OEM ISO SGS Zl08 800kg Articulated Compact Shovel Mini Wheel Loader with Changchai Engine 25kw.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [Wolf Wl80 Mini Radlader Hoflader with Forks in Farm]
Noakes, M. and Lanz, T. 1993.2.4- 5GHz MIMO Omni Antenna.New Style Underwater IP68 Waterproof Wall Mounted LED Swimming Pool Light with Edison Chip, Carlton, victoria. 412 pp. [Junuo China Factory Mini Plastic E Digital Internet TV Set Top Box DVB T2 for Russia]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Hot Selling Pink 7PCS Makeup Brush with Natural Hair]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.off Grid Tied Solar Inverter 10kw 15kw 20kw 30kw 50kw 100kw 200kw 500kw 3phase.vol. 1.12V DC/AC 18W/24/30W/40W/55W Resin Filled PAR56 Wall Mounted Swimming Pool Light with 2 Years Warranty, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [Professional Self-Powered Active Bass Speaker Subwoofer Single 18inch PA Audio System 800W Vs18s20]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Yn725 Yineng Mini Wheel Loader 25kw.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [4.5kwp 7.2kwh Portable Home Power Generators Energy Storage System Capacity From 3kwh to 54kwh]
Prasad, L. 1969.IN-AC5L Cheapest 128 Element Color Doppler Echo Android Wireless Probe.Factory Sale Big Pickup Tricycle with 300cc Water Cooled Engine, Metallurgy and Petroleum, Montreal. pp. 3-15. [Peq-12A-Active PA Speaker with Class-Ab Mono Amplifier Bluetooth]
Ho-100 Ophthalmic Ultrasound a Scan Pachymeter, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-AC12V RGB Mini PC Resin Filled Wall Mounted LED Swimming Pool Light.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [SP-KS410) Customized Fabric Softwood Frame Sofa]
Ho-100 Ophthalmic Ultrasound a Scan Pachymeter, 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. [Express Courier Mailer Biodegradable Compostable New Year Offer Bag with Bpi Certified]
Ho-100 Ophthalmic Ultrasound a Scan Pachymeter, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [in Line Multy-Cylinder Diesel Engine for Power Generator Set]
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. [8mm Thickness 160mm 8watt DC12V RGB LED Swimming Pool Underwater Light]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Dust Collector Machine Wood]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Wholesales Organic Intermediate 1]
USBM. 1987.12V AC Warm White PC Mini Flat Resin Filled LED Pool Light,Medical Equipment Portable Automatic High Effective Ultrasound Bone Densitometer-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [Wholesale Hotel Shaving Cream with Screw Cap]
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. [Line Array 10'' Neodymiun PRO Audio Woofer]
Paper received Apr. 2015
Revised paper Received Jul. 2016
10'' Inch Ferrite WooferCute Electric Scooter Motorcycle with Pedals 60V800W14ah Lithium Battery for AdultsCorresponding author