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放油阀 fàngyóufá
eng.geol. oil relief valve
oil oil-release valve
refrig. oil-purge valve
tech. fuel outlet valve; oil discharge valve; oil drain valve; oil release valve; release valve
放油阀旋塞 fàngyóufá
auto. oil drain cock
应急放油阀 fàngyóufá
avia. dump valve
放 油阀
: 12 phrases in 5 subjects
Aviation1
Electric machinery1
Electronics1
Oil / petroleum1
Technology8