vane type oil pump

例句：

1. 1. The vane type oil pump is an essential component of the oil system.
   风向仪型油泵是油系统的一个必要组成部分。
2. 2. The vane type oil pump was designed to improve efficiency in the oil distribution system.
   风向仪型油泵被设计用来提高油分配系统的效率。
3. 3. The vane type oil pump has been found to be more effective than traditional types in certain applications.
   研究发现，在某些应用中，风向仪型油泵比传统类型更有效。