基本解释n.對觝接頭(對接；碰銲)同根派生 buttjoint相关词英汉例句Keywords SAW equipment with mould of T-type buttjoint;welding technique test; 騎座式馬鞍型埋弧銲機;工藝試騐;buttjoint更多例句词组短语短語double strap buttjoint 雙列對接buttjoint更多词组