行车警报器压力开关
travel alarm pressure switch
倒车警报器警告系统
backup alarm warning system
低机油压力警报器开关
low oil pressure alarm switch
低机油油面警报器开关
low oil level alarm switch
低燃油油面警报器开关
low fuel level alarm switch
低水位警报器开关
low water level alarm switch
低水温警报器开关
low water temperature alarm switch
高水温警报器开关
high water temperature alarm switch