In an uniformly accelerated motion experiment, the moment of a cart passing through the measuring point is recorded by PC's serial interface instead of pointing timer.
在匀变速直线运动的实验中,利用PC机的串行接口来记录运动小车通过测量点的时刻值,以此代替打点计时器计时。
In an uniformly accelerated motion experiment, the moment of a cart passing through the measuring point is recorded by PC's serial interface instead of pointing timer.
在匀变速直线运动的实验中,利用PC机的串行接口来记录运动小车通过测量点的时刻值,以此代替打点计时器计时。
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