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inlet gate
 inlet gate
hydroel.st. 进水闸门
| valve
 valve
hydroel.st. 活门; 电子管; 真空管
space 排气阀; 通气阀门;
tech.

to phrases
inlet gate
hydroel.st. 进水闸门
tech. 进水闸 (门); 进口闸门
inlet gate valve
: 2 phrases in 1 subject
Mechanics2