reinforcement bar straightening machine

例句：

1. 1.This machine is used to reinforce the bars in the steel beams.
   这台机器用于加固钢梁中的棒材。
2. 2.The engineers used this machine to straighten the bars in the beams.
   工程师们使用这台机器来矫正钢梁中的棒材。
3. 3.The machine was designed to improve the strength and durability of the reinforced bars.
   这台机器被设计用来提高加固棒的强度和耐用性。