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quick-action valve
compr. 快动阀; 速动阀
quick action valve
avia. 快动阀门
construct. 速动 〔灵敏〕阀
hydroel.st. 快速阀; 速动阀; 快动阀
railw. 紧急阀
tech. 快开阀
quick-action valve
: 7 phrases in 3 subjects
Metallurgy2
Rail transport1
Technology4