put 3 balls on each side,
2 o! d; ^/ l3 H* U7 ^' B5.39.217.77:8898if balance, we can prove that all 6 balls on the 天平 is normal,
( F' [9 h' o5 X s% I3 S" i2 _公仔箱論壇if not balance, we can prove that the 6 balls outside 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。 _3 [* }' V: d
then use the proved-normal ball on one side and put the other ball on other side
" _& R+ A0 `) YTVBNOW 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 |