hydraulic roll bending device

• 冷轧机

hydraulic roll bending device的用法和样例：

例句

1. The article introduces a modified automatic hooking device for cold plate mills with which the hooking operation can be preformed on the ground.
   介绍一种可在地面上操作即可摘钩的冷轧机支承辊换辊自动撞钩装置。