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air seal ['ɛə 'si:l]
auto. 气封件
avia. 防气圈
bridg.constr. 空气幕
dril. 气密封的
el. 气密封
met. 空气密封
tech. 由隔声材料做成的吹气封口; 不透气
telecom. 密封
wind. 气密; 气封
air seal: 33 phrases in 10 subjects
Chemistry2
Compressors1
Electronics2
Hydroelectric power stations2
Metallurgy4
Refrigeration1
Shipbuilding1
Space2
Technology17
Telecommunications1

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