基本解釋[機(jī)械工程]搭接角焊詞組短語短語fillet and lap welding aluminum 圓角和焊接鋁圈;柳及立焊鋁;圓角和搭接焊鋁lap fillet welding更多詞組專業(yè)釋義機(jī)械工程搭接角焊