seal spring compression ring

例句：

1. 1.The sealing ring prevents air from leaking out of the container.
   密封环防止容器中的空气泄漏。
2. 2. The compression ring is used to reduce the size of the object being held.
   压缩环用于减小被握住物体的尺寸。
3. 3. The sealing ring is an essential component in many industrial processes.
   密封环是许多工业过程中的一个关键部件。