1.Shoutuo of things,and supportive of gravity is a balanced forces,and gravity suddenly removed,because of inertia,hands bound upward,and the table is actually moving,only the deformation is too small,do not see it
2.The hand is holding the thing,the gravity and the sustaining power is a pair of balance force,but withdraws the gravity suddenly,as a result of the inertia,the hand is inevitably upward,but the table is actually moves,is only the deformation is too small,does not look
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