入口阀 meaning in Chinese

acce valve
access valve
inlet valve
inlet-valve

Inlet valves for flushing cisterns with internal overflow ; german version en 14124 : 2004
带内溢水口的冲洗水箱用入口阀
When the pressure in the tank is balanced with the atmospheric pressure , the exhalation valve flap of the respiration valve is closely cooperate with the exhalation outlet valve seat , the inhalation valve flap is closely cooperate with the inhalation outlet valve seat
当储罐内压力与大气压力平衡时，呼吸阀呼出阀瓣与呼出口阀座严密配合，吸入阀瓣与吸入口阀座严密配合。