put 3 balls on each side,
6 p, K! ^( z5 A1 P1 [tvb now,tvbnow,bttvbif 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。" q% Q* ^2 U1 U# I: M6 @4 p1 n5 W6 R2 T
if not balance, we can prove that the 6 balls outside the 天平 is normal.
# g, ^5 p( a/ zthen use the proved-normal ball on one side and put the other ball on other side
( e# c$ Y) A4 q! W" pTVBNOW 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 |