m1g r 2 m1+m2 + J a = + = r 2 m1g (m2_中国高校课件下载中心

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(2)=0 mig C m1+m2+J/r2 T- mig( m+ur m,+,+u/r2 ming 结束目录m1g r 2 m1+m2 + J a = + = r 2 m1g (m2 J ) r 2 m1+m2 + J T1 = m1m2g r 2 m1+m2 + J T2 (2) m = 0 结束目录

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