easy, one minutes i solve the problem6 ^2 z" C; V1 I2 ?* i& D
divide into half, mean 6/ 6公仔箱論壇$ K4 E9 O- G5 Z0 Y. x
take the heavier 6 ping pong7 D: n& W7 ~- V) z" [- k8 Y
divide into 3/3, take the heavier 3www1.tvboxnow.com$ }% o. i& E- G
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 04:58 PM
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