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valve disk
auto. 阀盘; 配气机构气门头
dril. 阀体
met. 阀盘
tech. 阀叶; 阀碟; 气门头
valve disk
: 28 phrases in 11 subjects
Automobiles2
Aviation2
Chemistry1
Compressors2
Drilling3
Engineering geology3
Nautical1
Oil / petroleum1
Surgery1
Technology10
Water resources2