The invention provides a trolley and an ultrasonic diagnosis device capable of preventing an ultrasonic device from falling off the trolley by incorrect operation of a user.
本发明提供一种台车及超声波诊断装置，能够防止因使用者的误操作而使超声波装置从台车上掉落。
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。
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