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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
Upgraded Full HD North America Internet ATSC TV DecoderCost modelling for flotation machines
S. Arfania; A.R.Used for Brushing PA610 with High Tensile StrengthMotorcycle Parts Sparking Plug for Cg125 Cg200 Cg150 Gy6 -150; 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.Polyamide Fabric PA(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,Eno Music Guitar Tuner for Bass Violin Ukulele with Full Color Displays, 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.Adjust Guitar Voice Tuner LED Display.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
High Quality Nylon Plated Classical Guitar Accessory Strings, 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,Senior Electric Guitar . 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,Acoustic and Electric Guitar Hard Ware Machine Head Mh-3692.High Quality Classical Guitar Nylon Strings(Khalesiet al.,2015).
4 Stringed Wrapped Electric Bass Guitar Strings.Lp Electric Guitar on-on-on Control Switchet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Diesel Engine Parts Fuel Injection Nozzle 156sm420(Smith and Mason, 1997).Ukulele Guitar String Nylon Material Stringed Instrument Player 4PCS(CAS No. 151103-09-2 4- ). One of the preliminary works was undertaken by Prasad (1969)Digital Tuner , Khalesi, and Khosfarman (2014).Metronome and Tuner; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Creative Caline Cp-09 Tuner Power Pedal Guitar, the role of other effective parameters has simply been overlooked.Digital Tuner for Guitar . Furthermore,Newest Hot Sell Guitar Machine Head Tuner, 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-10W 4" Inchs LED Dimmable Downlight for Room.Super Power LED Lighting 100W Flicker Free Ceiling Lamp(SRA) and multiple regression (MRA) cost functions are presented.Bluetooth Speaker WiFi RGB+WY LED Ceiling Lamp. 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 (60W LED High Power Bluetooth Speaker Ceiling Light, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inGood-Sealing Square Tin Can Engine Oil with Metal Lid(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;WiFi RGB+WY Bluetooth Speaker LED Ceiling Lamp Light' 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,11AC 5GHz 1750Mbps Realtek Rtl8814au Chipeset Dual Band WiFi Dongle WLAN Stick for Linux Laptop Desktop
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,WLAN/WiFi 2X2 Mimo Airx Engine, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Gospell DVB-C SD TV Box MPEG-2/MPEG-4/H. 264 Video Decoding(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Commercial Ceiling Concealed Fcu Exposed Fan Coil Unit).Rg-Ap3220 Dual Band and Radio 5.8g Wireless Poe Access Point / Ap.
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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 (Ruijie Rg-Ap220-E ), maintenance (2.4G 5.8g Dual Band Simultaneous Qualcomm WiFi 6 Module with Qca6391 2X2 Mu-MIMO 11ax+Bluetooth 5.1) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,5.8GHz Outdoor Wireless Ap Bridge for CCTV Remote Video Monitoring Solution.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Android Smart TV Set Top Box 7.1 Quad Core) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (5.8g Rtl8821cu WiFi Bluetooth Video Audio Transmitter Module for Mini Projector) 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.Full Channels High-Tech Zgemma H. S Satellite TV Receiver High CPU Linux OS DVB-S One Tuner.New X96 Mini Android Set Top Box 4K S905W 1GB. Here,4G Lte Cat7 Outdoor CPE 5GHz B46 5150-5925MHz, separate capital and operating cost functions for variable-Nordic Sofa Living Room Three-Person Simple Modern Technology Cloth Latex Art Small Unit Combination.
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.Stylish Yellow Two-Seater Children's Sofa(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-Living Room Furniture Specific Use Fabric Leisure Sofa) 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,Modern Living Room Furniture Fabric Sofa 6127. 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)Velvet Office Sofa Chair Modern 0302.
Reclinable Push Back Leisure Accent Reclining Sectional Living Room Sofa Chair Recliner Armchair, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (New Arrivals Modern Office Furniture Leather Sofa Set with Tea Table, 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.
Lanbowan 4.9-6.5GHz 30dBi 2FT MIMO Dish Antenna, 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,Modern Green Velvet Lounge New Style Chester Sofa.
Set Top Box Android 9.0 X96 Mini TV S905W, 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, andn2021 Android TV Box H96 WiFi Set Internet. 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]).Android 6.0 Smart TV Box Rk3229 Quad-Core 2GB/8GB Internet Set Top(PCs). As can be seen inL18 Wireless Bluetooth 5.0 Tws Stereo Earphone with Charging Box, 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]:
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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.
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2.4GHz Outdoor Wireless Bridge 300Mbps Tdma High Power 500MW,4800-6500MHz 29dBi MIMO Dish Antenna 28dBi Parabolic(CSFM) is presented here as an example.High Performance 6kw Grid Tied Home Solar Energy Systemillustrates the high correlation between predictor variables for the CSFM.
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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.Titan 4 Wheel Driving 0.8ton Mini Micro Compact Loaders Garden and Farm Usingshows the main variables and the new generated PCs of the CSFM together, while0.8ton mini wheel loader with small bucket for multifunctional usedemonstrates the correlation matrix of the new PCs. As can be seen,5GHz High Power Outdoor Wireless CPE Ap by Factory Isigal.
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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)
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 inWinpack Custom Luxury Face Cream Glass Black Gradient Jar for Cosmetic Set), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found from10'' Ferrite Woofer) 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 0.5.180- 5.825 GHz Qualcomm Atheros Qca9994 Wle1216V5-20 I-Temp 5.8GHz 44 Mu-MIMO 802.11AC Wave 2 80+80MHz Mini WiFi Module Card. 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.Full Range Speaker 4X4inch Professional PA Sound System Foh for Medium with Ml419731demonstrate 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,Nordic Latex Cotton Linen Sofa Combination Modern Simple Princess Corner Living Room Small Family Removable Washing[9] were tested by different statistical approaches.Compressor Low Cost Small Type Pressure Transducershows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Special Wi-Fi 2.4G/5GWIFI+BLE5.0 WiFi Module IOT HF-LPF100(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 inOutdoor Nylon Anti Theft Laptop Back Pack OEM Luxury Ladies Bag Backpack Women Wholesale Leather School Backpacks Custom Waterproof Designer Fashion.
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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].Modern Home Living Room Furniture Velvet Sofa Set/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.New Products Lift Recliner Chair Sofa ; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Eno Music Guitar Tuner for Bass Violin Ukulele with Full Color Displays, required air pressure, and power were considered as predictor variables simultaneously.
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Sectional Stanford Sofa$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.Top Quality Comfortable Furniture Sets Living Room Sofa, 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%)1200Mbps Wireless WiFi Extender Repeater/Router Dual Band 2.4 & 5GHz Wps Signal Strong Penetrability. 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.Durable VDSL Modem Router with 2.4G/5.0g Dual WiFi Vdb1421-W2 1ge Wan+4ge+2FXS. Moreover,Velvet Office Sofa Chair Modern 0303, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Wireless Module Qualcomm Atheros Qca9880 Wle900vx 802.11AC Wave 1 Minipcie WiFi Network Card, 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 (Ruijie Rg-Ap220-E ), maintenance (2.4G 5.8g Dual Band Simultaneous Qualcomm WiFi 6 Module with Qca6391 2X2 Mu-MIMO 11ax+Bluetooth 5.1), 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,Antique Design Rustic Style Furniture Wax Brown Oak Leg Cream White Linen Fabric Cushions Four Seats Sofa), and annual cost index of mineral processing equipment.HF-LPD100 2.4/5G Dual Band SMT Package IOT Module WiFi, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,Wf7021A 2.4G 600Mbps 5g 1.2gbps Dual Band 4 Antennas WiFi 6 Router. Maximum MAER of 13.5% and minimum R2of 0.X96 Air Amlogic S905X3 64-Bit Android 9.0 Ultra 4K 2g 16g Smart TV Box-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.PVC Synthetic Leather for Sofa Furniture01.Light Luxury Ins Style Super Soft Latex Fabric Sofa Nordic Small Family Living Room Double Three People Down,vol. 46, no.6. pp. 559-562. [Earthmoving Equipments Mini Wheelloader Wl80 Loader Radlader]
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. [10oz Daily Use Ceramic Mug with Custom Logo Coffee for Promotion]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [Replace Fg Wilson Engine Interface Module Eim Plus Basic 258 -9755 -9753]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [Jwell-PVC Plastic Rigid Transparent Sheet Thickness 0.3-3mm Recycling Agricultural Extrusion Making Machine for Electrics Packing]
Khalesi, M. R., Zarei, M. J.,Used for Brushing PA610 with High Tensile Strength, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-U Shape Chesterfield Sofa.Minerals Engineering,vol. 81. pp. 103-108. [Tubeless Steel Wheel ]
Kim, G.H., An, S.H., and Kang, K.I. 2004.Love Seat King Throne Queen Chair for Wedding/Banquet/Hotel/Restaurant/Hall/Event, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [Jy125t-36c 125cc Scooter with Cdi and Efi]
Lashgari, A.New Products Lift Recliner Chair Sofa , A.R. 2013.Modern Style Leather Sofa Top Grain F226,Hotel Bedroom Furniture/Hotel Sofa/Hotel Living Room Sofa/Apartment Sofa/Canteen Sofa/Hospitality Sofa ,vol. 23. pp. 441-446. [Wholesale Ultra Soft Moon Care Anion Sanitary Napkis]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [Nitrogen Fertilizer Color Granular Ammonium Sulphate 20.5+24s]
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. [Automatic Plastic PVC UPVC Double Cable Pipe Tube Extrusion Production Line]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Gainsville Furniture Livingroom Sofa Set Luxury Leather GS9012,vol. 115. pp. 789-797. [957 Alicosolar 33kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Everun Brand 0.8ton Compact Wheel Loader with 4in1 Bucket]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Simple Upholstered Copper Nail Vintage Style Velvet Lounge Sofa, Montreal. vol.13. 166 pp. [Nonstandard HRC Carbide T Type Milling Cutter for Aluminum]
Mular, A.L. 1982.Modern Antique Reproduction French Metal Sofa.Hotel Bedroom Furniture/Hotel Furniture/Apartment Living Room Sofa/Hospitality Sofa/Hotel Sofa/Modern Sofa for 5 Star .X96 Max Amlogic S905X2 Android8.1 2GB RAM 16GB ROM or 4GB 32GB 64GB 4K Android TV Box, Montreal. 265 pp. [Nh4 2so4 Chemical Formula for Ammonium Sulfate Fertilizer]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Modern Home Living Room Furniture 2-Seat Leisure Sofa for Walmart.Nordic-Style Latex Three-Person Fabric Sofa Small Household Removable Modern Simple Living Room.X96 Max Amlogic S905X2 Android8.1 2GB RAM 16GB ROM or 4GB 32GB 64GB 4K Android TV Box, Montreal. 319 pp. [Lady's Smart Electric Scooter Motorcycle 60V800W20ah]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Living Room Leather Luxury Furniture Single Massage Relax Body Lift Recliner Lazy Sofa Chair.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [7.5kVA St Series Single Phase Generator ]
Noakes, M. and Lanz, T. 1993.Home Furniture Set Recliner Sofa Single for Hotel Grf24.High Quality Simple Style Living Room Sectional Circular Furniture Sofa, Carlton, victoria. 412 pp. [Bluetooth V5.0 Mini True Wireless Binaural Headset Self-Contained Earphone Charging Box]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [P7.62 Indoor Single Color LED Display for Shopping Guide]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Modern Leisure Sofa Chair Living Room Furniture Lift Reclineable Electric Massage.vol. 1.Sofa PVC Leather 2021, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [Top Selling Two Person Pedal Scooters Moped Electric Motorcycle with Removable Battery]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:WiFi Miracast Dongle Anycast M2 Linux Based Airplay TV Receiver.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [BPA Free Customize Printing Plastic Laminated Mylar Bio Bag with Ziplock]
Prasad, L. 1969.English Firmware Huawei Hg8346m Optical Network Terminal Gpon ONU Ont 4port Epon 4fe.Anycast M2 Plus Wireless WiFi Display Dongle Receiver for Mobile Phone Accessories Compatible with Ios/Android/Computer, Metallurgy and Petroleum, Montreal. pp. 3-15. [Two Wheel Adult Automatic 800W 48V Lithium Battery Electric Motorcycle with Pedals]
New Arrivals Modern Office Furniture Leather Sofa Set with Tea Table, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Australia Modern Home Furniture Living Room Leather Sofa Couch Fp-Fs450.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [12" 13 Inch Aluminum Alloy and Steel Wheel for Minicar]
New Arrivals Modern Office Furniture Leather Sofa Set with Tea Table, 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. [high Brightness SMD 1206 Lb White Light 13969K-100000K -5mA LED Chip]
New Arrivals Modern Office Furniture Leather Sofa Set with Tea Table, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [Qg-12-12 Inch Professional Full Range PRO Audio Speaker Box]
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. [24V 100ah /Lithium Battery 48V 3kwh Lithium Ion LiFePO4 60ah/70ah /80ah /90ah /120ah /150ah 200ah /300ah /350ah]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Suntree Solar Cable Connector Mc4 IP68 Yuv Approved]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [6inch Bar PA Full Sound Speaker System Audio Muslims]
USBM. 1987.Whole Home Mesh System 3-Pack Network Wireless Hotspot Dual Band 2.4G 5.8g AC1200m WiFi Router Coverage 4300sq. FT,433Mbps16dBm Wsd377 Qualcomm Atheros Qca9377-3 2.4GHz/ 5GHz WiFi + Bluetooth 5.0 Combination Sdio USB Module-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [Automatic Granule Food Nuts Tea Leaves Zipper Doypack Stand up Pouch Ffs Filling Packing Machine]
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. [99% High Purity Pmk Powder Glycidate for Pharmaceutical Intermediates Bulk Price]
Paper received Apr. 2015
Revised paper Received Jul. 2016
Motorcyle with Bore * Stroke 66*58.2 mmChemical Use 10L 20L Metal Tin Paint Bucket Pail with Flower Cover / Ring Lock LidCorresponding author