只需一步,快速开始
keilei001 发表于 2016-2-23 00:28 / l l2 B \2 A" S版主数学了得,方程式也排得很漂亮,请教用什么软件编辑方程式的呢?
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woaishuijia 发表于 2016-2-23 01:51* _* q8 [# s0 _' a# Y5 T9 P8 M MathType
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