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空气导管 kōngqì dǎoguǎn
met. antivacuum pipe
space air channel; air tube
tech. aerial conductor
telecom. air duct
transp. air conduit
空气导管管道 kōngqì dǎoguǎn
auto. ducting of the air
空气导管: 12 phrases in 6 subjects
Automobiles1
Aviation3
Chemistry1
Computer numerical control1
Metallurgy1
Technology5