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high frequency welding
chem. 高频焊
met. 高频电焊
plast. 高频焊接; 介电焊接
high-frequency welding
railw. 高频焊
tech. 高频电焊; 高频焊接
high frequency welding: 16 phrases in 6 subjects
Aviation2
Metallurgy3
Oil / petroleum3
Rail transport1
Space1
Technology6