lock-up pressure 锁定压力 ; 关闭压力

lock pressure 闭锁压力

differential lock pressure 差速锁压力

low pressure end steam lock 低压端汽封

pressure glove lock 密封手套锁扣

negative pressure air-lock 负压气闸

lock up pressure 关闭压力

Pressure increasing man lock 人仓加压试验

lock-up pressure zone 关闭压力区