单词	前后弧焊
释义	前后弧焊 tandem arc weld
随便看	double-line pen double-line pile double line possession double line rail double line railway double-line railway double-line railways double line risk double liner landfill double-line ropeway double longitudinal stay Double Long-Memory double look-ahead model Double Loom double loop double lines Double lines Double lines AFS Double line sign double line spectroscopic binary double-line spectroscopic binary double-line spectro-scopic binary double lines simple box beam double line stream double-line stream