put 3 balls on each side,
4 @! L, j, g- [& [tvb now,tvbnow,bttvbif balance, we can prove that all 6 balls on the 天平 is normal, 5.39.217.77:8898/ Y" c( l) l) P3 f
if not balance, we can prove that the 6 balls outside the 天平 is normal.
; s+ q4 y2 i/ r2 WTVBNOW 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。then use the proved-normal ball on one side and put the other ball on other side
4 L6 N, V( b1 l" R- P4 I' tTVBNOW 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。to determine the abnormal is heavy and light |