power ventilation system的意思|示意

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。

Police say a power cut is compromising the ventilation system in the Pike River Coal Pit in a remote part of the country's South Island.

警方说，停电影响了该国南岛偏远地区的派克河煤矿矿井的通风系统。

Power company officials say a ventilation system has lowered radiation levels in the reactor building damaged in March by a massive earthquake and tsunami.

东京电力公司的官员表示，一座通风系统已经降低了反应堆建筑内的核辐射水平。这栋建筑今年三月被大规模的地震和海啸所损毁。

This paper discusses the model tests concerning the particular natural ventilation system of hydroelectric power-houses.

本文研究了水电站厂房这种特殊的自然通风系统的模型实验。

At the same time, the application of frequency conversion can also save power consumption, and improve economics benefits within the operation of the tunnel ventilation system.

同时，变频调速的应用还可以节约大量电能消耗，提高隧道通风系统运营的经济性。

The paper analyzed the main electric equipment of HVAC (Heating, Ventilation and Air Conditioning) apparatus and introduced structural principle of the auxiliary power system for EMUs.

分析了动车组空调装置的主要用电设备，并对辅助供电系统的结构原理进行了介绍。