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关断阀 guānduànfá
avia. shutoff valve
compr. shut-off valve
met. closing valve; stop valve
oil shutdown valve
shipb. cutoff valve
关断【闭】阀
mech. shut down valve
关断阀: 15 phrases in 7 subjects
Aviation2
Mechanic engineering1
Navigation1
Oil / petroleum2
Refrigeration2
Space1
Technology6