constant pressure valve

例句：

1. 1.The constant pressure valve is used to maintain a constant pressure in the pipeline system.
   恒定压力阀用于保持管道系统中的恒定压力。
2. 2. The constant pressure valve is essential for maintaining safe and reliable operation of the pipeline system.
   恒定压力阀对于确保管道系统的安全和可靠运行至关重要。
3. 3.The constant pressure valve is designed to prevent leakage and ensure the integrity of the pipeline system.
   恒定压力阀旨在防止泄漏并确保管道系统的完整性。