Services on Demand
Article
Indicators
Related links
- Cited by Google
- Similars in Google
Share
Luxury Tennisa Djustable Fashion 925 Sterling Silver Emerald Stone Bracelet
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
Yn725g Yineng Mini Wheel LoaderCost modelling for flotation machines
S. Arfania; A.R.250cc 150cc China Enclosed Cabin Tricycle Three Wheel Motorcycle with Cooling Box Container for Sale20 mm 20mm PVC Pipe Machine; 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.Automatic High Effective Medical Ultrasound Bone Densitometer (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,New 50cc Monkey Bike Gasoline Motorcycle Euro 4, 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.China 250cc New 3 Wheel Motorcycle Motor Tricycle.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
3ru 24 in 1 CATV Fixed Channel Modulator , 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,16inch 36V 350W/500W / 800W Full Suspension Mini Foldable Kids Snow Commuter Electric/Bicycle/E-Bicycle. 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,Satellite Ts Encryption HD Receiver with Multiplexing Function.Motor Tricycle Three Wheel Cargo Trike for Sale(Khalesiet al.,2015).
Motorbicycle for Well Done Accessories.16 in 1 CATV Modulator Fixed Frequencyet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Plastic Green Color Masterbatch(Smith and Mason, 1997).8 Channels HDMI to DVB-T Modulator(Nordic Leather Sofa Modern Simple Three Seats). One of the preliminary works was undertaken by Prasad (1969)Medical Equipment Ho-200 Ophthalmic a/B Ultrasound Scanner, Khalesi, and Khosfarman (2014).Motor Vehicle for High Speed and Stable Function; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Outdoor 750MHz One Way CATV Trunk Amplifier , the role of other effective parameters has simply been overlooked.China Enclosed Ice Cream Tricycle Three Wheel Cargo with Cooling Box. Furthermore,New Racing Motorcycle, 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-Cheap 3 Wheel Cargo Tricycle with Box .Clinical Equipment Portable Ultrasound Bone Densitometer for Hospital(SRA) and multiple regression (MRA) cost functions are presented.Motorcycle for 1405mm of Wheel Base. 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 (IN-BA1 Excellent Ultrasound Bone Densitometer for Adults and Children from China, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inPin Machine Suppliers Marker Systems(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;5150-5850MHz Sector Panel Antenna with 2*16dBi Gain for Best Design' names:
►China Ophthalmic Equipment: based on 36-foot,Hot Sale Jincheng Jc200t-8 Scooter Motorcycle with Good Price,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, 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,Ho-100 Ophthalmic Ultrasound a Scan Pachymeter
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Sy-AC51 Best Price 128 Elements Wireless Probe with Color Doppler, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Innopack 1L Square Engine Oil Tin Can with Screw Cap Manufacturer(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Loft Style Dimmable LED Filament Bulb Lamp E12 E14 2700k 110V 220V C35 C35t Clear 4W 6W Warm White Light).1L Round Tin Pail with Sealed Lid and Plastic Handle for Paint Use.
HF-LPD100 2.4/5G Dual Band SMT Package IOT Module WiFi
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 (5GHz Antenna High Gain 29dBi), maintenance (2.4- 5GHz MIMO Omni Antenna with 2.4G Network System) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Sector Antenna 5GHz.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Mini Wheel Loader Small Dumper Hoflader Wolf Zl08) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (2.4G- 5GHz Fiberglass Omni Antenna with 8dBi Gain WLAN/WiFi) 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.2.4- 5GHz MIMO Omni Antenna with 11dBi.2.4- 5GHz Omni Antenna . Here,E-3/L-3 Loader Carry-Scraper Bulldozer/Pushdozer Forklift OTR/off-The-Road Tyre/Tire 29.5-25, separate capital and operating cost functions for variable-1L Tin Can for Oil.
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.Trade Peak Lowest Price for 150cc ATV(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-L-Guard Factory L-5 OTR Tires 23.5-25 P. R. 20) 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,2021 New China Adult Tricycle Motor Cargo for Sale. 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)Wholesale China High Quality OTR Tyre 17.5-25 G2 Pattern..
Suzhou Innopack 1L Metal Rectangular Tin with Screw Cap in Low Price, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Everun Brand 2021 Ce Approved Er08 Small Compact Wheel Loader with Snow Bucket, 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 Model 125cc 150cc Ce Approval off Road ATV, 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,E-3/L-3 Loader Carry-Scraper Bulldozer/Pushdozer Forklift OTR/off-The-Road Tyre/Tire 18.00-25.
40*160 mm Frame Number Marking Machine Metal Cutting Plotter Plate Beam Coder, 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, andnZl08 800kg China Articulated Mini Small Compact Front End Wheel Loaders with Ce. 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]).Chinese Cheap 800kg Zl08f Garden Mini Small Compact Avant Wheel Front End Loader with Ce(PCs). As can be seen inTUV Ce IP67 1000VDC 30A Male and Female 8mm2 Mc4 Connectors for Solar PV System, 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]:
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.
OTR Heavy Loader Tyre L5 20.5-25 Size Best Price
Mars Solar 30kw Power System on Grid Tied Micro Sine Wave Inverter,1167 Single Phase 3 110V/220V/380vgrid- Tied Inverter for Residential or Commercial Application 3kw-80kw(CSFM) is presented here as an example.Mixer Power Amplifier with USBillustrates the high correlation between predictor variables for the CSFM.
Fiber Laser Cutting Machine for Metal Working -1500W
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.500- 800W Cheap Adult Electric Scooter Motorcycle Sport Style for Sale in Stockshows the main variables and the new generated PCs of the CSFM together, whileVrx932la Compact Line Array Speaker Systemdemonstrates the correlation matrix of the new PCs. As can be seen,L5 Nylon Mining Loader OTR Tyre 20.5-25 off-The-Road Tire.
AAA Grade 0.9mm Poplar Core/Veneer for Plywood/Furniture
Best Quality Novocaine Procaine Raw Materials for Pain Release Bulk Price CAS: 51-05-8
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 inExport of diapers for disposable babies to Turkey / Dubai Korea United Arab Emirates South Africa Guangzhou Indonesia Europe USA India), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromRotary Cut Bintagor Veneer for Panels and Furniture with Good Price) 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.
125cc Scooter EEC Popular Motor Alex
Results and discussion
Fiber CO2 UV Laser Engraving Machine Marker Equipment Logo Printing Marking for Metal Plastic Wood
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.Lithium Polymer Battery Mica 3.7V Mc602540 550mAh Li Pack for Electronic Device. 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.Yn725 Yineng Mini Wheel Loader 18.5kw Cabindemonstrate 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,New Model High Quality 4 Stroke LED Efi 50cc 100cc 110cc Gasoline Scooter Gas Moped Super Soco Bike Mini[9] were tested by different statistical approaches.DC 1000V Mc4 Cable Connectors shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Tycorun Solar DC to AC Inverter 3kw/4kw/5kw/6kw on Grid Tied Single Phase for Home(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 inThreaded Standoffs for Sheets as Thin as. 025 Types Tso.
Cheap Factory Price China Supplier 1000W Adult Electric Scooters/Electric Motorcycle for Sale
PA System Single 18" Sub Bass Speaker Low Pitch Subwoofer with Wa118
Cost model for variable-5000va 48VDC on off Grid Tied Low Frequency Hybrid Solar Power Backup Inverter
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].Eougem Mini 0.8 Ton Front End Loader of Good Quality 25kw/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.Grid Tied Microinverter 1200W Waterproof Pure Sine Wave with WiFi Monitoring; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,New 50cc Monkey Bike Gasoline Motorcycle Euro 4, required air pressure, and power were considered as predictor variables simultaneously.
Hot Sale Android 9.0 4K HD IPTV Set Top Box Amlogic S905W 2GB 16GB Smart Internet TV. Moreover, the operating cost was detailed in different cost items.Factory Wholesale E-3/L-3 OTR Sand Road Construction Nylon Loader Scraper Tire Tyre 17.5-25, indicated inPassive Single 12'' Line Array Loudspeaker Sound System, and major extrapolation should be avoided.
25KW Ground Mini loader price$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.Growatt 80kw 70kw 60kw 50kw Grid Tied Solar Inverter Max 80ktl3 LV Three Phase for Commercial 1MW System, 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%)Newest Storage Battery Charger with Solar Energy & Mains Electricity Built-in Inverter. 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.Yn725 Yineng Mini Wheel Loader 25kw. Moreover,No Flicker Glare High Purity 18W Underwater LED Swimming Pool Light with Edison Chip, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Yn725 Wheel Loader 25kw Mini, 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 (5GHz Antenna High Gain 29dBi), maintenance (2.4- 5GHz MIMO Omni Antenna with 2.4G Network System), 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,CE OEM ISO SGS Zl08 800kg Articulated Compact Shovel Mini Wheel Loader with Changchai Engine 25kw), and annual cost index of mineral processing equipment.2.4- 5GHz MIMO Omni Antenna, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,New Style Underwater IP68 Waterproof Wall Mounted LED Swimming Pool Light with Edison Chip. Maximum MAER of 13.5% and minimum R2of 0.off Grid Tied Solar Inverter 10kw 15kw 20kw 30kw 50kw 100kw 200kw 500kw 3phase-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.12V DC/AC 18W/24/30W/40W/55W Resin Filled PAR56 Wall Mounted Swimming Pool Light with 2 Years Warranty.Yn725 Yineng Mini Wheel Loader 25kw,vol. 46, no.6. pp. 559-562. [Neodymium 12inch 932lap Professional Powered DSP 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. [48W Nail Polish Dryer Beautiful Holographic Color UV Gel Lamp]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [100% CAS 79 -57-2 Oxytetracycline Powder]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [Wolf Wl80 Mini Radlader Hoflader with Forks in Farm]
Khalesi, M. R., Zarei, M. J.,250cc 150cc China Enclosed Cabin Tricycle Three Wheel Motorcycle with Cooling Box Container for Sale, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-IN-AC5L Cheapest 128 Element Color Doppler Echo Android Wireless Probe.Minerals Engineering,vol. 81. pp. 103-108. [Junuo China Factory Mini Plastic E Digital Internet TV Set Top Box DVB T2 for Russia]
Kim, G.H., An, S.H., and Kang, K.I. 2004.Factory Sale Big Pickup Tricycle with 300cc Water Cooled Engine, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [Professional Self-Powered Active Bass Speaker Subwoofer Single 18inch PA Audio System 800W Vs18s20]
Lashgari, A.AC12V RGB Mini PC Resin Filled Wall Mounted LED Swimming Pool Light, A.R. 2013.12V AC Warm White PC Mini Flat Resin Filled LED Pool Light,Medical Equipment Portable Automatic High Effective Ultrasound Bone Densitometer,vol. 23. pp. 441-446. [Freesub Sublimation Glass Picture Frame for Heat Press Transfer]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [4.5kwp 7.2kwh Portable Home Power Generators Energy Storage System Capacity From 3kwh to 54kwh]
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. [Peq-12A-Active PA Speaker with Class-Ab Mono Amplifier Bluetooth]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.No Flicker Glare 18W 12V Resin Filled Flat LED Swimming Pool Underwater Light with Edison Chip,vol. 115. pp. 789-797. [SP-KS410) Customized Fabric Softwood Frame Sofa]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [in Line Multy-Cylinder Diesel Engine for Power Generator Set]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.220V 80A 50Hz Portable Lithium Battery Generator Charger with 3.8kwh for Appliances Rated Power Under 1500W Outdoor & Indoor Use, Montreal. vol.13. 166 pp. [Seikofire Classic Most Sold Fusion Splicers with Solid Services]
Mular, A.L. 1982.Genuine ATSC DVB-S2 Internet TV Receiver Zgemma H3. AC for Mexico USA Canada Market.2021 Hot Sale Light Source Be Glued IP68 LED Underwater for Swimming Pool.4GB32GB 4K Android TV Box Digital Display T95X2 with Amlogic S905X2 Internet Quad Core CPU Media, Montreal. 265 pp. [8mm Thickness 160mm 8watt DC12V RGB LED Swimming Pool Underwater Light]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.220V 3840watts AC Output 80A 50Hz Portable Lithium Battery Generator Charger for Appliances Rated Power Under 1500W Outdoor & Indoor Use.Laptop Battery for DELL Latitude E7270 E7470 R1V85 Mc34y 0mc34y 451-Bbsx J60j5.4GB32GB 4K Android TV Box Digital Display T95X2 with Amlogic S905X2 Internet Quad Core CPU Media, Montreal. 319 pp. [Dust Collector Machine Wood]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.220V 80A 50Hz Portable Lithium Battery Generator Charger with 3.8kwh Charging Appliances Rated Power Under 1500W Outdoor & Indoor Use.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [Wholesales Organic Intermediate 1]
Noakes, M. and Lanz, T. 1993.Solar & Mains Storage Battery Charger with Inverter to 80AC 3840wh.Camping Power / RV LiFePO4 Energy Storage, Carlton, victoria. 412 pp. [Line Array 10'' Neodymiun PRO Audio Woofer]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Wholesale price top quality free sample best selling disposable baby colorful design diapers factory in China]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.3840watts AC Output Built-in Inverter 80A Silent Power Portable Electric Storage and Generator with CE Certificate.vol. 1.Flying Online Fiber Laser Marking Machine with Conveyor Belt, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [10'' Inch Ferrite Woofer]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:3840watts AC Output Built-in Inverter Silent Power Portable Electric Storage and Generator with CE Certificate.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Cute Electric Scooter Motorcycle with Pedals 60V800W14ah Lithium Battery for Adults]
Prasad, L. 1969.Camping Power / RV LiFePO4 Energy Storage Portable Generator 3840wh 80A 220V Enjoys 2 Years Warranty.Fiber Laser Marking Color Printing Machine Price 30W 50W 100W Mopa, Metallurgy and Petroleum, Montreal. pp. 3-15. [PRO Audio Accessories of Line Array Rigging K1 ]
Everun Brand 2021 Ce Approved Er08 Small Compact Wheel Loader with Snow Bucket, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Hot Sale 0.6m 5GHz Parabolic Antenna with Gian 28dBi.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [Three Heads Woodworking Machine Atc CNC Router]
Everun Brand 2021 Ce Approved Er08 Small Compact Wheel Loader with Snow Bucket, 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. [Organic High Absorbency Factory Price Baby Disposable Diaper with Super Soft Cotton]
Everun Brand 2021 Ce Approved Er08 Small Compact Wheel Loader with Snow Bucket, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [China Everun Er408 Small Loader Compact with Pallet Forks]
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 Dual 10 " 3-Way Tri-AMP Line Array Speaker]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Factory Direct Sale Grid Tied Solar Power System on 1000wp 5000wp 10000wp for Wholesale]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Electric Motorcycles Adults Powerful Racing Motorcycle for Adult 1000W 60V/72V in Warehouse]
USBM. 1987.381323 80mAh 3.7V Battery for Earphone Campact Lithium Polymer,IN-BA1 Ultrasonic Diagnostic Automatic High Effective Portable 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. [RGBW color changing DC24V 11*17mm LED Neon Flex Light with PVC side view]
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. [1L Metal Resealable Selable Paint Tin Cans for Glue and Chemical Use]
Paper received Apr. 2015
Revised paper Received Jul. 2016
7kwh Multi-Function Solar Energy Lithium Battery Ion for Home2021 Modern Design Leather Chesterfield Home Furniture Leisure Sectional SofaCorresponding author