常見例句雙語例句Butt welds qualify full and partial penetration butt welds and fillet welds. Fillet weld tests shall be required where this is the predominant form of production welding.對接焊縫可評定全焊透和部分焊透對接焊縫和角焊縫，當角焊縫是產品的主要焊接接頭形式時，需要用角焊縫試驗評定。 返回 full fillet weld