在气垫导轨上研究了变质量物体在变力作用下的运动规律。
The motion of variable mass system under variable force is studied using air track.
介绍一种简单、准确地测量气垫导轨纵向位形曲线的方法。
A simple and accurate method is introduced to measure longitudinal shape curve on air track.
介绍一种简单、准确地测量气垫导轨纵向位形曲线的方法。
A simple and accurate method is introduced to measure longitudinal shape curve on air track.
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