抽真空

• vacuumize
• creation of vacuum
• vacuum-pumping
• pick up the suction
• evacuation
• vacuum supply

参考释义

抽真空 [chōu zhēn kōng]

• -
• 短语
  抽真空时间 {半} pump-down time
  抽真空系统 pumped vacuum system; vacuum-pumping system
  抽真空罩 evacuated housing

例句

1. 抽真空的用吸取的方式或用维持部分真空的方式来运作的
   Operating by means of suction or by maintaining a partial vacuum.