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。- ? E* q# R: C5 v5 L$ M
if balance, we can prove that all 6 balls on the 天平 is normal,
, Y2 [' e* e# M+ \" u8 |tvb now,tvbnow,bttvbif not balance, we can prove that the 6 balls outside the 天平 is normal.公仔箱論壇" z9 R! s+ l& z+ j0 {$ g1 P0 v# F
then use the proved-normal ball on one side and put the other ball on other side tvb now,tvbnow,bttvb! [2 U& G4 z6 E- b+ b
to determine the abnormal is heavy and light |