Read Edit View history 氧乙炔焊 yǎngyǐquēhàn oxyacetylene welding Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 氧乙炔焊 · yǎngyǐquēhàn · oxyacetylene welding 2026/03/04 氧乙炔焊 yǎngyǐquēhàn oxyacetylene welding oxyacetylene welding 氧乙炔焊常用于工业修理。 created sense Mar 4, 2026, 02:25 AM