阀门进口 meaning in English

valve inlet

Check modules are installed in the valve body with the seats facing the valve inlet
安装在阀门内的止回模块其阀座应该面对阀门进口。
To assist with removal a small flow can be applied by " cracking " the inlet valve slightly
为了有助于拆卸，可以通过轻微"分裂"阀门进口来产生一小股流体。
Check initial pressure to see if full intended line pressure is applied at the valve inlet
检查初始压力，看看是否全部预设管道压力是否应用在阀门进口处。
A butterfly isolation valve cannot be installed directly to the valve inlet flange , as the disc will contact the orifice plate
蝶阀隔离阀不能够直接安装在阀门进口法兰上，因为其阀瓣将会接触到节流板。