dry sleeve cylinder

例句：

1. 1.The machine uses a dry sleeve cylinder topump oil into the engine.
   这台机器使用一个干燥的袖筒气缸将油泵入发动机。
2. 2. The engineer used a drysleeve cylinder to remove the blockage fromthe pipe.
   工程师使用一个干燥的袖筒气缸来清除管道中的堵塞。
3. 3. The drysleeve cylinder is essential for maintaining the propertemperature in the engine.
   干燥袖筒气缸对于保持发动机内适当的温度至关重要。