字典網>> 英漢字典>> W開頭詞條>>welded on head的意思 漢英字典welded on head中文翻譯:【化】 焊制封頭; 焊制端蓋 相關詞條:welded connection welded cathode welded structure welded vessel welded chain welded turning rolls welded steel tank welded tube welded (or solded) tube fitting welded fitting