Installing a positive pressurization or ventilation system.
安装正压或正供通风系统。
Don't rely on an air conditioner, ventilation system or an open window to clear the air.
不要依赖空调，排气系统或打开窗户来清洁空气。
We did consider a heat recovery ventilation system, a box and pipes that bring in fresh air.
我们的确曾经考虑过热回收通风系统，用一个机箱和一些管道引入新鲜空气。
The ventilation system still works.
该通风系统仍能工作。
Check ventilation system and report.
检查通风系统并报告。
Install the suitable exhaust and ventilation system.
安装合适的排气和通风系统。
Ventilation pipe is vital part of ventilation system.
通风管道是通风系统的重要组成部分。
Low pressure ventilation system can solve these two problems.
采场低压通风系统可同时解决这两个问题。
The new winter ventilation system consisted of a perforated plastic tube.
新的冬季通风系统由带孔的塑料管组成。
The fuel tank of any motor vehicle must have some form of ventilation system.
任何汽车的油箱都装有通风系统。
Sanitary control should be strengthened to the centralized air ventilation system.
公共场所集中空调通风系统应加强卫生管理。
In order to realize safety production in coal mine, ventilation system must be set up.
为了实现煤矿安全生产，各矿必须建立稳定的矿井通风系统。
Analyses the feature and cardinal principle of the no-duct inductive ventilation system.
分析了无风管诱导通风系统的特点及基本原理。
Describes natural ventilation system with air ducts and some problems of ducts arrangement.
介绍了风管式自然通风系统及其管道布置的一些问题。
Investigators say gas accumulated during a power outage that shut down the mine's ventilation system.
调查人员说，由于断电，矿井内的通风设备停止运行，矿井内瓦斯积聚。
The design of metro vehicle ventilation system is very crucial for the environment inside the vehicles.
地铁车辆的空调通风设计是保证地铁车辆内环境的重要前提。
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。
The results show that the buried pipe ventilation system can improve indoor thermal comfort in hot climates.
结果表明，埋管系统通风降温可以改善炎热地区的室内热舒适性。
Note: If the mercury was vacuumed, exposed to heat or entered the ventilation system, refer to Large Spill Guidance.
注意：如果水银被真空吸除、接触热源或进入到通风系统，参考大量泄漏指南。
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。
In addition, it can cancel suction pipeline in traditional ventilation system and have better ventilation effect.
另外，使用诱导通风系统可取消传统通风系统的风道，且通风效果良好。
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 central work of the evaluation lies in the evaluation of the security and stability of the ventilation system of mine.
矿井通风系统安全评价的中心工作就在于对矿井通风系统的安全性和稳定性进行评价。
The central work of the evaluation lies in the evaluation of the security and stability of the ventilation system of mine.
矿井通风系统安全评价的中心工作就在于对矿井通风系统的安全性和稳定性进行评价。
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