This paper divided mine ventilation optimization into two types.
本文将矿井通风优化分为两类。
Some of the basic features of mine ventilation network are analyzed.
本文对矿井通风的某些基本性质进行了分析和论证。
It may supply the mathematical basis for analysis of mine ventilation.
为矿井风流非稳定的分析提供了数学基础。
This method can be used for both local network and whole mine ventilation system.
该方法既可用于局部风网，也可用于全矿系统。
This paper introduces a new software package of mine ventilation simulation system.
介绍一个矿井通风系统模拟软件包。
The basic problems of mine ventilation optimization and its steps and procedures were given.
给出了矿井通风优化的基本问题、步骤和程序。
According to a survey, most of the coalmine accidents are caused by imperfect mine ventilation.
根据调查显示，大部分的煤矿事故都与矿井通风系统不完善有直接的关系。
It has theoretical and practical importance in steering the mine ventilation design and mining.
对于指导矿井的通风设计和采掘部署，有重要的理论和实际意义。
In the paper, the utilizations on natural energy resources in underground metal mine ventilation.
通过实例，对金属矿山通风中自然能源利用问题进行了分析和论述。
Optimization of mine ventilation system is one of the critical issues for coal mine's safe production.
优化矿井通风系统是煤矿安全生产的一个关键。
Ventilation network graph is one kind of important graphic document of the mine ventilation management.
通风网络图是矿井通风管理的一种重要图件。
Therefore, the evaluation of a mine ventilation system security is an important practical significance.
因此，评判一个矿井通风系统的安全性具有重要的现实意义。
Mine ventilation system is one of the life-safeguard system, its working reliability has special meaning.
矿井通风系统属于生命保障系统一类，其工作的可靠性具有特殊的意义。
And so is one of the important tasks to optimize mine ventilation design and to accelerate safe production.
也是优化矿井通风设计、促进安全生产的一项重要任务。
The reliability of a mine ventilation system is for the safe production an important safety index of a mine.
矿井通风系统的可靠性是矿井安全生产的一项重要安全指标。
In the optimization of a mine ventilation network, the boundary overstepping took place in Golden Section Search.
在复杂矿井通风网络优化计算中，发现了黄金分割法的越界现象。
A new method was presented for evaluating rationality of uranium mine ventilation system using fuzzy mathematics.
本文提出了应用模糊数学评判铀矿井通风系统合理性的一种新方法。
According to the practical rectifications of uranium mine ventilation system, the improved measures are summarized.
根据铀矿山通风系统的实际整改过程，对通风系统的改进方法作了经验性总结。
The optimization of mine ventilation system is a decision question of a complicated system formed by numerous factors.
矿井通风系统优化是一个由众多因素构成的复杂系统的决策问题。
Based on rough set and mathematic statistics theories, the state evaluation model for mine ventilation system is proposed.
提出了一种基于粗糙集和数理统计理论的矿井通风系统状态评估模型。
The temperature at underground working face is one of important factors that affect the selection of a mine ventilation design.
矿井井下气温高低是影响矿井通风方案选择的重要因素之一。
The software can display the mine ventilation system state, forecast network change and offer corresponding adjusting decision.
该软件不仅能再现通风系统现状，预测网络变化情况，而且能给出相应的调节对策。
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。
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。
Based on reliability engineering theory, the reliability of a mine ventilation system is studied by using two methods in this paper.
现以可靠性工程理论为基础，用两种方法研究了矿井通风系统的可靠性问题，并结合具体矿井进行了实例计算。
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 author thinks that thestateof mine ventilation quality can be objectively, systematically and completely described by the fuzzy model.
通过讨论认为，采用模糊模型能客观系统全面地反映矿井通风质量的状况。
In uranium mine ventilation, wind force, wind pressure and wind direction are the three major factors affecting radon reduction technology.
铀矿通风中，风量、风压和风流方向是三个影响降氡技术的重要因素。
In uranium mine ventilation, wind force, wind pressure and wind direction are the three major factors affecting radon reduction technology.
铀矿通风中，风量、风压和风流方向是三个影响降氡技术的重要因素。
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