字典網>> 英漢字典>> S開頭詞條>>single-pass welding的意思 漢英字典single-pass welding中文翻譯：【化】 單道焊英文字典 相關詞條：single particle model single exchange rate single level memory single contact key single row single suction pump single access single bus operation single-shield soild enclosure single orifice plate