一种汽车防撞缓冲装置，用于汽车在发生事故或出现交通危险时保护或防止乘客受伤。
A car crash prevention and buffer device is provided, which is used to protect or prevent the passengers from being injured during the occurrence of traffic accidents or hazards.
本实用新型涉及一种汽车倒退防撞报警装置，特别适用于超声波传感器的报警装置。
The utility model relates to an automobile falling back colliding preventing alarm device which is an alarm device especially suitable for ultrasonic sensors.
本实用新型涉及一种汽车倒退防撞报警装置，特别适用于超声波传感器的报警装置。
The utility model relates to an automobile falling back colliding preventing alarm device which is an alarm device especially suitable for ultrasonic sensors.
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