如图甲所示,物体以初速度v0冲上足够长的粗糙斜面,乙图中关于物体位移x与时间t关 发布时间:2017-05-19 17:09 │ 来源:www.tikuol.com 题型:选择题 问题: 如图甲所示,物体以初速度v0冲上足够长的粗糙斜面,乙图中关于物体位移x与时间t关系的图象可能正确的是
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