短語(yǔ)詞組短語(yǔ)cold -bend rolling process 冷彎軋制工藝hydrogen induced cold -bend cracking 氫致冷彎裂紋cold bend welding pipe 冷彎焊管cold bend overing 冷彎Cold Bend Inspection 冷彎試驗(yàn) 返回 cold bend