| 1. | Standard guide for using the gravity method for subsurface investigation
重力法探测地下的标准指南 |
| 2. | Energetic materials for defense . physico - chemical analysis and properties . freeness . gravity method
国防用高能材料.物理-化学分析和性能.由离度.重力法 |
| 3. | Combined with case analysis , this essay illuminates the actual application of the location selection method based on gravity method and discrete model
结合实例分析，说明基于重心法与离散模型的配送中心选址方法的实际应用。 |
| 4. | For this reason , the discrete model is used to solve the optimized place of distribution center on the basis of getting spare location by gravity method
为此在用重心法得到备选地点的基础上，引用离散模型解决配送中心的最佳地点问题。 |
| 5. | By using threshold segmentation , edge recognition , pixel labeling and center of gravity method , the accurate sites of every model can be acquired from the image
综合运用阈值分割、边缘识别和像素标记法等图像识别技术，通过图像得到每个模型的相关定位信息。 |
| 6. | Contraposing issue of how to decide location - selection of depot in yinshan underground , the author used for reference and applied the center - of - gravity method to probe into and settle the issue
摘要针对银山井下库房如何选址决策的问题，作者借鉴并应用重心法探讨和解决该问题。 |
| 7. | When confirming the location of logistics distribution center by using gravity method , it is limited in the actual application , because the location selection method only takes into account traffic cost rate and freight traffic volume
摘要采用重心法确定物流配送中心的位置，由于选址因素只包括运输费率和货运量，在实际应用中受到很大限制。 |
| 8. | An iron - containing material with an iron grade of over 20 % can be recovered from magnetic separation tailings of liuling iron mine by gravity method . this material can be used instead of partial clayey material to produce portland cement so as to reduce the mine tailings discharge amount to 43 . 52 % , to raise the iron recovery from 70 . 89 % to 84 . 62 % and to reduce the iron ore powder consumption in raw cement mixture and the energy consumption of raw material grinding
用重选法从刘岭铁矿磁选尾矿中回收铁矿物，可获得铁品位大于20 %的含铁物料，用此物料代替部分粘土质原料生产硅酸盐水泥，使矿山尾矿排放量减少至43 . 52 % ，铁的回收率由70 . 89 %提高到84 . 62 % ，并且减少了水泥生料配料中铁矿粉的用量，降低了生料粉磨能耗。 |
| 9. | Modern logistics system simulate optimization this thesis in theory aspect , establish the mathematics model and bring up the calculate way using heuristics method to optimize the right conveyance problem in the simulative logistics system ; solution logistics the center choose problem , make use of the number analysis the method ( center of gravity method ) to proceed the optimization design solution to calculate ; the thesis furthest extrude put great emphasis on the logistics system production total cost had bigness affect and difficult to control over the problem of the manufacture and stock quantity make use of the matlab to bring up the simulative optimization design project separately with simple optimization algorithm and simplex method algorithm
现代物流系统仿真优化论文在理论方面，用物流系统仿真对运输优化问题运用启发式方法建立数学模型、提出算法；在解决物流中心选址问题时，利用数值分析法(重心法)进行优化设计解算。本文最为突出的是运用简单寻优技术的单纯形法利用matlab就物流系统中对总成本有巨大影响并难以控制的生产和库存数量问题提出可行的仿真优化设计方案。 |
| 10. | Chapter 6 provide a study on the delivery network of port physical distribution system , and we define single physical distribution center location by the center - of - gravity method , multi - physical distribution center location by clustering - based method and dynamic physical distribution center location by dynamic programming model , and the lines of vehicles have been optimized by vehicles scheduling program ( vsp )
第六章主要是探讨港口物流系统的配送网络，运用重心法确定单个配送中心选址、分组法解决多个配送中心选址和动态规划解决配送中心动态选址问题，并用里程节约法( vsp法)对配送线路进行优化，寻找最佳运输线路。 |
