主缸的速度换接与安全行程限制通过行程开关来控制；

Master cylinder for the speed of access restrictions and security through the trip exchanging to control switches.

youdao

主缸的速度换接与安全行程限制通过行程开关来控制；

Master cylinder for the speed of access restrictions and security through the trip exchanging to control switches.

youdao