短語詞組短語Weldment Design 焊件設(shè)計(jì);焊接設(shè)計(jì)weldment symbol 焊件的象征;焊接符號(hào)WELDMENT ENGINEER 焊接工程師Weldment drawing 焊接工程圖mismatched weldment 非均質(zhì)焊縫hk weldment hk40 焊縫group weldment 組焊件weldment bond 熔合區(qū)Engieering weldment 工程焊件 返回 weldment