 |
| |||
| ventilating damper | |||
| air-brake | |||
| air lock | |||
| damper | |||
| air brake; air-lock | |||
| compressed-air brake | |||
| pneumatic brake | |||
| air cushion brake; airlock; gas lock; air trap | |||
| airbrake | |||
| |||
| air lock (for pneumatic caisson); compressed air brake; man lock | |||
| |||
| airlock | |||
| |||
| damper | |||
| |||
| pneumatic brake | |||
| |||
| air-brake | |||
| |||
| air lock | |||
| |||
| compressed-air brake | |||
| 气 闸: 135 phrases in 18 subjects |
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