拆封警示装置包括可追踪格式的标识符(87)。
A tamper evidencing device includes an identifier (87) in a trackable format.
本实用新型提供一种车辆慢速警示装置，车辆在慢速行进时，可自动以灯号警示后方来车。
The utility model provides a slow-speed warning device for a vehicle, when a vehicle moves at a slow speed, rear coming vehicles can be warned automatically by light signals.
所述挂具离位警示装置由挂具离位检测器和报警电路构成，所述挂具离位检测器设置于前进带动系统上方。
The caution device is composed of dislocation sensor and alarm circuit, the former is set above the forward driving system.
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