boiler plate bending machine

例句：

1. 1.This is a boiler plate bending machine used for welding.
   这是一种用于焊接的锅炉板弯曲机。
2. 2.The engineers are using this boiler plate bending machine to inspect the pipes.
   工程师们正在使用这台锅炉板弯曲机来检查管道。
3. 3.The machine has been upgraded to improve its efficiency and reduce downtime.
   这台机器已经升级，以提高其效率并减少停机时间。