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无摩擦的弹簧-质量系统: m = 2 kg , k = 500 N/m , y(0) = 0,1 m ,。求 、周期和位移 。
无摩擦的弹簧-质量系统: m = 2 kg , k = 500 N/m , y(0) = 0,1 m ,。求 、周期和位移 。
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