ventilation

通风设备；空气流通中释n

1 ventilation system,通风系统

2 mine ventilation,矿井通风；矿山通风

3 natural ventilation,自然通风

4 mechanical ventilation,机械通风；强制通风

5 ventilation equipment,通风设备；空调设备

6 air ventilation,空气通风

7 ventilation shaft,通风井，通风井道

8 ventilation rate,通风率；换气次数

9 ventilation fan,通风设备

10 forced ventilation,强制通风；机械通风

11 ventilation quantity,通风量

12 exhaust ventilation,抽出通风；排气通风

13 ventilation duct,n. 通风管

14 heating and ventilation,采暖通风

15 cross ventilation,对流通风，穿堂风；交叉通风

16 ventilation installation,通风设备

17 pulmonary ventilation,肺通气；肺通气量；肺换气

1 This would solve the problem of ventilation, for if a train entered this tunnel, it would draw in fresh air behind it..这样就可以解决通风的问题，当火车进入隧道的时候，它就会带来一股新鲜的空气了。