two-speed travel switch 双速行驶开关
over travel switch 行程开关
over-travel switch 越程限位开关
pedal travel switch 踏板行程开关
limitation travel switch 限位行程开关
directional travel switch 操向行程开关
travel alarm switch 行车警报器开关
travel pressure switch 输送压力开关
Limit travel switch, play safe and limit the role of.
限位行程开关，起到安全和限位作用。
Travel switch and its wiring system: When carriage drives the lance tube moving, the travel of Soot-blower is controlled by travel switch.
行程及走线机构：跑车带动吹灰枪运动时，由行程开关控制吹灰器行程。
Use relays, contactor, button, air switch and travel switch etc low-voltage constitute control circuit called relay contact control circuit.
使用继电器、接触器、按钮、空气开关、行程开关等低压电器构成的控制电路称为继电接触控制电路。
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