膜片密封 meaning in English

diaphragm seal

Miniature diaphragm seals
迷你膜片密封
Pulsing vacuum high - pressure steam sterilization is able to fail due to some malfuncltions such as incompletely sealed diaphragm and strip , improperly closed gate and ball valves , unstable steam pressure and hydraulic pressure
脉动真空高压蒸汽灭菌器在使用过程中出现蒸汽压力、水源压力不稳、锅体胶条、膜片密封不良,门、球阀关闭不严等情况易导致灭菌失败。