... ventilation by means of boundary shafts 对边通风 ventilation characteristic 通风网路特性 ventilation compartment 通风隔间 ...
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The diagonal branch of ventilation network has the characteristic of instable airflow.
通风网络中的角联分支本身具有风流不稳定的特点。
The paper presents the methods and researching condition of tunnel fire, the characteristic of emergency ventilation, and the system of rescuing and putting out fire in tunnels.
论文介绍了隧道火灾的研究方法及现状，火灾事故应急通风的特点，以及隧道火灾通风灭火救援体系。
This paper presents the calculation of the heat gain and air volume in a motor - test lab. and introduces the constitution and characteristic of the air conditioning and ventilation system.
介绍了汽车发动机试验室室内得热量和空调送风量的计算以及空调、通风系统的构成和特点。
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