... three-roll roller mill 三辊滚轧机 three-roll piercing mill三辊式穿孔机 barrel type roll piercing mill 带桶形轧辊的形成空洞机 ...
2
?三辊穿孔机
三辊穿孔机
双语例句
1
Briefly described in the article are the structure of the three - rollpiercingmill and troubles and failures frequently occurring in the operation thereof.