electro-hydraulic controller

例句：

1. 1. The electro-hydraulic controller isused to control the flow of oilin the engine.
   电液控制器用于控制发动机中油的流动。
2. 2. The engineerdesigned a new electro-hydraulic controller for themachine.
   工程师为机器设计了一个新的电液控制器。
3. 3. The electro-hydrauliccontroller was responsible for monitoring and adjustingthe temperature of the cooling system.
   电液控制器负责监测和调整冷却系统的温度。