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valve block
auto. 阀盒
met. 阀组
tech. 给油阀组; 给水阀组; 控制部件; 阀组箱; 阀体; 阀锁
valve block
: 31 phrases in 11 subjects
Automobiles2
Aviation1
Compressors2
Drilling4
Electronics1
Hydroelectric power stations2
Mechanics1
Nautical2
Oil / petroleum3
Plastics2
Technology11