air lock meaning in English
气塞，气闸。
Examples
- Tunnelling machines - air locks - safety requirements
隧道掘进机.气闸.安全要求 - Tunnelling machines - air locks - safety requirements
隧道掘进机械.气闸.安全性要求 - Air regulation systems in mining - air locks - building and operation
空气调节系统.空气阀门.结构和操作 - Tunnelling machines - air locks - safety requirements ; german version en 12110 : 2002
隧道机械.气闸.安全性要求 - Power assisted air gates - travel - way air locks - type doors with pressure
动力辅助作动的空气门.行车道空气锁.压力门