4.下列说法中正确的是 A.失重就是物体的重力减小了 B.运动的物体惯性小静止的物体惯性大 C.不论超重失重或完全失重物体所受重力是不变 Template




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tomski4.下列说法中正确的是 a.失重就是物体的重力减小了 b.运动的物体惯性小静止的物体惯性大 coloring