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气密封 qìmìfēng
el. air seal
el., mech. hermetic seal
tech. air-tight seal (闭); hermetic seal (闭)
气密封的 qìmìfēng
dril. air seal
气 密封
: 161 phrases in 22 subjects
Architecture2
Automobiles25
Business1
Chemistry3
Compressors7
Construction1
Electric machinery9
Electronics25
General2
Hydroelectric power stations2
Information technology1
Metallurgy15
Nautical1
Oil / petroleum3
Plastics1
Pulp and paper industry1
Rail transport1
Refrigeration1
Skydiving1
Space5
Technology53
Telecommunications1

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