by the way, brother. What do you want to do? ; z2 {6 G7 g" W2 z$ V; g" J H# h6 C" [$ d3 t( P
Last time want to buy H2SO4 and AlNO3, this time you want to learn AutoCAD
原帖由 恭喜发财 于 2007-2-3 00:05 发表 2 v8 r w$ u# j0 qby the way, brother. What do you want to do? 4 K, m0 B5 F' r' v5 W 7 Y6 M% A% A. ^0 P8 b) k+ ?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~
原帖由 恭喜发财 于 2007-2-3 00:05 发表 , R0 v. J- e& O- W8 b4 H$ Q% jby the way, brother. What do you want to do? 2 L0 G, o5 v$ Z3 O. e2 G/ ^ B9 u7 G7 `6 t( @Last time want to buy H2SO4 and AlNO3, this time you want to learn AutoCAD