双语例句
Speed Control Valves are available for controlling valve opening or closing speed with pneumatic actuators.
速度控制阀可以用来控制由气动执行器操作的阀门的开启或关闭速度.
词典释义:
接近速度
Speed Control Valves are available for controlling valve opening or closing speed with pneumatic actuators.
速度控制阀可以用来控制由气动执行器操作的阀门的开启或关闭速度.