The utility model fills the blank of the special tank car for transporting the bulk dry-mixed mortar in China.

填补了国内干混砂浆无散装运输专用罐车的空白。

youdao

The utility model fills the blank of the special tank car for transporting the bulk dry-mixed mortar in China.

填补了国内干混砂浆无散装运输专用罐车的空白。

youdao