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两个做匀速圆周运动的物体,其质量之比为2:3,角速度之比为4:5,线速度之比为3:2,则它们的运动半径之比为

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(4):ʵԲijٶȷԲϸõ 5.ͼʾһ...Բ˶ʵ,ǵٶ֮Ϊ 32,ٶ֮Ϊ 2 ...
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