pile-up valve

例句：

1. 1. 堆积阀
   pile-up valve
2. 2.堆叠阀
   pile-up valve
3. 3. 堆积阀门
   pile-up valve
4. 1. The pile-up valve is designed to prevent the accumulation of debris in the system.
   堆积阀的设计目的是防止系统中的杂物积累。
5. 2.The engineers had to replace the old pile-up valve with a new one.
   工程师们不得不用一个新的来替换旧的堆积阀。
6. 3.The technician carefully inspected the pile-up valve and made sure it was functioning properly.
   技术员仔细检查了堆积阀，并确保它正常工作。