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arc brazing
archit. 合金电弧焊
construct. 电弧钎〔硬,铜〕焊
met. 电弧钎焊
railw. 电弧硬钎焊
tech. 弧铜焊; 电弧硬焊; 电弧铜焊; 电弧钎接
arc brazing: 10 phrases in 6 subjects
Electric machinery1
Electronics2
General1
Metallurgy3
Oil / petroleum1
Technology2