中文说明：重物落水后运动过程的数学模型分析
English Description：
Mathematical model analysis of the movement process of heavy objects after falling into water
Mathematical model analysis of the movement process of heavy objects after falling into water
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中文说明：重物落水后运动过程的数学模型分析
English Description：
Mathematical model analysis of the movement process of heavy objects after falling into water重物落水后运动过程的数学模型分析_王光菊.pdf