pre-inlet valve 预启阀
Modulating pre-cooler air valve 预冷器冷却空气调节门
pre ure deluge valve 加压式雨淋阀
pre inlet valve 预启阀
pre safety interlock valve 压力机用安全联锁阀
pre ure gauge valve 压力表阀
According to flow in a different, balanced spool valve the pressure can be pre-pressure, can also be a back pressure valve.
根据流向不同，平衡阀芯所受的压力可以是阀前压力，也可以是阀后压力。
The ZSFL Pre-action Alarm System is made by equipping the top of the outlet of the deluge alarm valve with a wet-type alarm valve of the same size.
ZSFL预作用装置是在本公司生产的雨淋报警阀出水口上端配接一套同规格的湿式报警阀构成的预作用报警装置。
The concentrate blending plant regulates the fume volume from pre-drying fume exhaust system via controlling the opening of shutter valve.
备料车间预干燥排烟系统自投产以来一直是通过控制百叶阀的开启度来调节其烟气流量。
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