如果你看看关于阅读和数学的数据，你会注意到一些有趣的事情。
If you look at data about reading and math, you'll notice something interesting.
我在学习期间，我已经学习了经济，地理，数据和数学类。
During my learning period, I have taken classes of economy, geography, data and math.
源码为《Maltab在数学建模中的应用》的源程序和数据。
Source for the "Maltab in mathematical modeling, "the source code and data.
源码为《Maltab在数学建模中的应用》的源程序和数据。
Source for the "Maltab in mathematical modeling, "the source code and data.
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