put 3 balls on each side, 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。. L5 c! ~5 f" z; R% \
if balance, we can prove that all 6 balls on the 天平 is normal, 公仔箱論壇 [& J% [/ X7 g9 n
if not balance, we can prove that the 6 balls outside the 天平 is normal.
4 S7 m7 A/ X# i/ y( @' i! S公仔箱論壇then use the proved-normal ball on one side and put the other ball on other side 公仔箱論壇- \# j, W/ J1 J: N8 B( m
to determine the abnormal is heavy and light |