high pressure variable vane pump

例句：

1. 1. The new high-pressure variable vane pump has greatly improved the efficiency of our oil extraction process.
   新型的高压变量叶片泵大大提高了我们的石油提取过程的效率。
2. 2. The engineers have successfully installed the high-pressure variable vane pump in the new plant.
   工程师们成功地在新的工厂里安装了高压变量叶片泵。
3. 3. Due to its high efficiency and low noise, the high-pressure variable vane pump is widely used in various industrial processes.
   由于其高效率和低噪音，高压变量叶片泵被广泛应用于各种工业过程中。