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to phrases
external insulation
avia. 外部绝缘; 外保温
el.gen. 外绝缘
oil, transp. 外部绝缘
space 外绝热层
tech. 外部热绝缘; 外部隔热; 外部保温
external insulation: 12 phrases in 5 subjects
Aviation1
Electric machinery1
Electronics3
Hydroelectric power stations4
Space3

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