impregnation的例句
1. The process and mechanism of vacuum chemical impregnation were studied.
对烧结式镍基板的真空化学浸渍过程及机理进行了研究。youdao
2. At present, the vacuum pressure impregnation technology is a new process in electrical trade.
真空压力浸渍是电工行业中目前应用的新技术、新工艺。youdao
3. At present, the vacuum pressure impregnation technology is a new process in electrical trade.
真空压力浸渍是电工行业中目前应用的新技术、新工艺。youdao