您要查找的是不是：
- mine ventilation system CAD 矿并通风系统CAD
- Construction of Mine Ventilation System in Zhaojin (Group) Co. 招金(集团)公司矿井通风系统建设。
- The grey characteristic of the mine ventilation system is including the randomicity and fuzzy. 为了更好的管理小青的通风系统,保障矿井的安全生产。
- Through the discussion of the two categories, the paper puts forward and expounds the fuzzy optimization of mine ventilation system. 通过对这两类问题的讨论,提出并论述了矿井通风系统的模糊最优化问题。
- Mine ventilation system (MVS), a main auxiliary system of the mine production system, has a fatal affect on the safety of the mine. 矿井通风系统是矿井生产系统的重要辅助系统,其可靠性高低对矿井生产和安全管理有着直接的影响。
- This article based on the mutation theory,proposes the application mutation theory optimal mine ventilation system synthesis appraisal. 本文基于突变理论,提出了应用突变理论优选矿井通风系统的综合评价。
- The mine ventilation system reliability is a maintainable system with complex, change with time and contain cool-stock components. 矿井通风系统是一个复杂、时变、含有冷储备部件的可修系统。
- The mine ventilation system has its own performance.It is very difficult to precisely setup a mathematical model for controlled object and time lag. 由于煤矿通风系统的独特性和复杂性，要精确地建立具有时滞及控制对象的数学模型遇到较大的困难，因此，人们寻求了一些新的解决途径。
- According to the characteristic of mine ventilation system and the development of database, the database was used to manage the attribute data of simulation of mine ventilation . 摘要针对矿井通风系统特点和资料库技术发展状况，采用数据库代替数据档案对矿井通风仿真系统属性数据进行管理。
- By the practical application in Baizhuang coal mine ventilation system evaluation at Shandong Province, the evaluating model is proved to be feasible, and better results are ob... 经过在山东肥城白庄煤矿通风系统状况评价中的实践应用,证明该评价模型是可行的,取得了较好的效果。
- This paper presents in derail a new algorithm for calculating regulating parameters of airpressure in a mine ventilation system with multistage fan station. 本文详尽地介绍了一种求算多级风机站矿井通风系统风压调节参数的新算法。
- Referring to the fundamental principle of thermodynamics, the upcast shaft was taken as a special tunnel in mine ventilation system,and the air in the air flow could not be taken as the ideal gas. 以热力学基本原理为依据,将回风井看作是矿井通风系统中的一条特殊巷道,指出其风流中的空气不能看作理想气体,推导出了测算矿井外部漏风率的正确方法。
- Accoding to the contradiction between the demand and supply of mine ventilation in No.11 mine of Pingdingshan,the paper had a computer simulation analysis on the mine ventilation system status. 针对十一矿供需风之间的矛盾问题,对矿井通风系统现状进行了计算机模拟分析,并对主要通风机供风能力进行了现场试验。
- Mine ventilation system optimization is a quantitative and qualitative decision-making problem about complex system which is composed of many integrating, interrelating and interdependent factors. 矿井通风系统优化改造是一个由定性和定量相结合、相互关联、相互制约的众多因素构成的复杂系统优化决策问题。
- To overcome the shortcomings of the current methods for optimization of mine ventilation systems,a new osculation value method was put forward and utilized. 针对现有矿井通风系统方案优选方法中存在的问题,通过实例分析研究了密切值法在矿井通风系统方案优选中的应用。
- network chart of mine ventilation system 通风系统网络图
- Evaluation of mine ventilation system 通风系统评价
- 3D digital mine ventilation system 三维数字矿井通风系统
- Keywords osculation value model;mine ventilation system;optimization; 密切值法模型;矿井通风系统;优选;
- AbstractGating and risering system CAD software for Z325 molding machine was developed using the microcomputer and BASIC language. 采用微型计算机和BASIC语言,结合Z325造型机的特点,开发了Z325造型机用浇冒系统CAD软件。
