take 4 balls as a group, 3 groups - A B CTVBNOW 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。0 |( S8 n8 d: W( V+ F2 ^+ f
weigh A & B (ex. B heavier)' y- Y- |4 U& g! \
then weigh B & C (B & C same weight); X& T* O; ^0 X4 A, |
to find which group has the weight difference and find out is it (A is lighter)tvb now,tvbnow,bttvb- K- {5 Q( A# ]# O
heavier or lighter5.39.217.77& M: W3 c5 D9 j3 Z& o, W
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)6 Y" F4 h w8 O
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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