bottom dump tipper

例句：

1. 1. The engineer designed a bottom dump tipper to prevent water from leaking from the pipeline.
   工程师设计了一个底部倾倒器，以防止管道中的水泄漏。
2. 2. The construction crew used a bottom dump tipper to clear the debris from the riverbed.
   施工队使用了一个底部倾倒器来清除河床上的杂物。
3. 3. The factory needed to install a new bottom dump tipper to improve its wastewater treatment system.
   工厂需要安装一个新的底部倾倒器来改进其废水处理系统。