put 3 balls on each side,
& i- X& G0 P' {4 [! n" h2 Eif balance, we can prove that all 6 balls on the 天平 is normal, TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。% v X. ] E% U' X5 ]
if not balance, we can prove that the 6 balls outside the 天平 is normal.7 m% H1 e8 ]; M' A
then use the proved-normal ball on one side and put the other ball on other side - x% x, R& \7 H" N8 Z) p; C
to determine the abnormal is heavy and light |
發表於 2011-5-11 04:50 AM
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