原帖由 恭喜发财 于 2007-2-3 00:05 发表1 M: Q* a/ F8 Q6 d7 ^ }7 m
by the way, brother. What do you want to do?3 k# b9 F# r- ^3 l
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Last time want to buy H2SO4 and AlNO3, this time you want to learn AutoCAD
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画一个桥的工程图,发现一下桥的弱点,好安装炸药的说~