This is a circuil plan of secondhand radiodetector truck lade weight with ultrasonic geodesic.Circuil structural is simple.
给出一种利用超声波测距式间接测量汽车量的电路案。
This is a circuil plan of secondhand radiodetector truck lade weight with ultrasonic geodesic.Circuil structural is simple.
给出一种利用超声波测距式间接测量汽车量的电路案。
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