pile height governor

例句：

1. 1.The pile height governor is used to adjust the height of the pile.
   堆高控制器用于调整堆的高度。
2. 2.The engineer needs to check the pile height governor regularly to ensure safety.
   工程师需要定期检查堆高控制器以确保安全。
3. 3.The pile height governor can be adjusted manually or automatically depending on the requirements.
   堆高控制器可以根据要求手动或自动进行调整。