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  1. ground cloth 相關
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  1. ...change our force direction. 2. all object will fall to ground on imbalance table, shelf, etc.......nothing could hold object to...similiar to above reason 8. we could not wash our cloth clean, even could not wash our body clean....we need friction...

  2. ... rightwards having the regulation ground to launch from the cards in the hand, until the formation...the exhibition card contain difficulty, should spread a piece of cloth in performing the table, rub the resistance with the...

  1. ground cloth 相關
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