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。' r5 q0 Z# \- c$ \) A2 J9 y
if balance, we can prove that all 6 balls on the 天平 is normal, 公仔箱論壇8 F( c/ F6 }5 k: j: D
if not balance, we can prove that the 6 balls outside the 天平 is normal.tvb now,tvbnow,bttvb) o! {" i+ H' u6 k/ ~
then use the proved-normal ball on one side and put the other ball on other side
. F; H& z% r$ a# t( g5.39.217.77:8898to determine the abnormal is heavy and light |