suction leakproof-ring

例句：

1. 1.The suction leakproof-ring is designed to prevent leaks in the pipeline.
   这个吸力密封环的设计是为了防止管道泄漏。
2. 2.The engineer used a suction leakproof-ring to fix the leaky pipe.
   工程师使用了一个吸力密封环来修复漏管。
3. 3.The suction leakproof-ring was a crucial part of the new system's design.
   吸力密封环是新系统设计中至关重要的一部分。