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valve cage
auto. 气门壳
compr. 阀罩; 阀盖; 压阀罩
dril. 阀缸内腔
el. 阀体; 阀壳
oil 阀套筒
refrig. 气门室
tech. 滑阀匣; 气阀室; 阀箱; 阀盒
valve cage: 12 phrases in 4 subjects
Chemistry1
Oil / petroleum2
Surgery1
Technology8