diaphragm seal

基本解释

With flow through valve, primary disc opens away from diaphragm seal .
当流体通过阀门时，第一阀瓣开启，从隔膜密封上离开。
The company produced the first nuclear power plant in 1974 with metal diaphragm seal .
该公司1974年生产第一台核电站用金属密封隔膜阀。
The measured media and the pressure gauge are hermetically separated by the diaphragm of the chemical seal.
测量介质和压力表通过化学密封的膜片相隔离。