by the way, brother. What do you want to do? g4 s- ]+ |% o! V7 Q( x 7 h) m# i* c [* S1 v& {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 g1 M; s8 H9 d1 p& N
by the way, brother. What do you want to do? ' i X0 l4 K1 }' @ & w: @4 h, {+ l7 q$ a' FLast 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 * k! t5 Z& O" v: w5 g' p6 x. fby the way, brother. What do you want to do?0 J9 }+ Y4 J. p* b; m) K& g
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Last time want to buy H2SO4 and AlNO3, this time you want to learn AutoCAD
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一个是工作用。一个是业余爱好。 呵呵