each side put 6 ping pong., I! S9 E+ V+ m$ ]+ j+ S
Then select the side of 6 ping pong which is heavier and measure again with 3 + 3
& Y0 Q: G, a) Y' d# U& S, {5 e公仔箱論壇Then select the side of 3 ping pong which is heavier.
$ e0 H; J5 Z0 V# H8 BAfter tat use these 3 ping pong , put 1 on each side. If equal then the 3rd ping pong is the 1.tvb now,tvbnow,bttvb' c( L4 N* N J8 i) y! @
If one side is heavier means the heavier side ping pong is the one |