排空

[pái kōng]

• emptying
• evacuate
• evacuation
• drain(electrode)
• vacuation

参考释义

排空 [pái kōng]

• -

例句

1. 泄气阀，小龙头用来排空或降低压力的一种小阀门或小龙头，如锅炉上的
   A small valve or faucet used to drain or reduce pressure, as from a boiler.