1.
natural draft gas burner
自然通风气体燃烧器
2.
Air Compressor Intakes or Inlets to Ventilating or Air Conditioning Equipment
气体压缩机的通风的入口或空调设备
3.
Harmful gases must be drawn out by centrifugal ventilator.
有害气体必须通过离心式通风装置排出。
4.
The Change Law of Gas Pressure in the Circulation Cavity and Ventilating Quantity of Vent Under Swirl Condition;
旋流条件下通气孔通风量和环流空腔内气体压强的变化规律
5.
Heating, Ventilating and Air-conditioning Unit
暖气、通风和冷气股
6.
ventilator outlet pipe air cleaner
通风器出气管滤气器
7.
d ventilating-fan system
强制进气排气通风系统
8.
combined down cast up-take ventilator
给气、排气两用通风筒
9.
Ventilation: positive downdraft exhaust ventilation should be provided to maintain vapor concentration below TLV.
通风：为了使气体聚集程度维持在阀极限值之下，应提供通畅的向下棋流排气通风设施。
10.
aerated bath nitriding
吸风盐浴软氮化;通气液体氮化;空气搅拌液体渗氮法
11.
or operate sprinkler systems to extinguish fires and remove toxic gases from the atmosphere.
或者起动喷水设施灭火，并且通风排除有毒气体。
12.
Numerical simulation of concentration diffusion of harmful gas in heading face with forced ventilation
压入式通风掘进面有害气体浓度扩散数值模拟
13.
Indoor Air Chemistry in Naturally Ventilated Environment and Human Exposure Modeling
自然通风下的室内空气化学与人体暴露建模
14.
A passageway or shaft in which air circulates, as in ventilating a mine.
通风道，换气坑空气流通的通道，如使矿井通风的风道
15.
downcast and uptake ventilator
下向和上向通风筒吸排气两用通风机
16.
Over pressurization due to expansion of small amounts of liquid into large volumes of gas in inadequately vented equipment;
在通风不充分的设备里，小量液体汽化成大量气体造成的过压；
17.
heating, air-conditioning and ventilation
暖气、空调和通风（系统）
18.
aerodynamics of industrial ventilation
工业通风气流动力学