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一物体作匀加速直线运动，通过一段位移△x所用的时间为t1，紧接着通过下一段位移△x所用时间为t2．则物体运动的加速度为（ ）
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高一上学期物理《2017-2018学年山西大学附中高一（上）期中物理试卷》真题及答案
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高一上学期物理
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