基本解釋n.對抵接頭(對接；碰焊)同根派生 buttjoint相關(guān)詞英漢例句Keywords SAW equipment with mould of T-type buttjoint;welding technique test; 騎座式馬鞍型埋弧焊機;工藝試驗;buttjoint更多例句詞組短語短語double strap buttjoint 雙列對接buttjoint更多詞組