短語詞組短語welding linear heat input 銲接線能量welding heat input control 銲接線能量控制low heat input welding 低熱輸入銲接法High Heat Input Welding 大線能量銲接critical heat of welding input 臨界銲接熱輸入high -heat input welding steel 大線能量銲接用鋼 返回 welding heat input