easy, one minutes i solve the problemTVBNOW 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 ^8 Q7 a' d, c1 s7 y B
divide into half, mean 6/ 6- H5 \8 N( m! X, d% Y" B
take the heavier 6 ping pong
# z2 B- j2 _) y* D2 _divide into 3/3, take the heavier 3tvb now,tvbnow,bttvb5 e' d$ P) T2 F& u3 X. X* t3 W
take the the other 3 that have the equal weight, switch each to measure, the most important things is labeling the ping pong so that we can recognize |
發表於 2009-2-8 08:11 PM
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