数学定义是非常精确的。
继而给出了如斜坡、山、山脊、凹地、谷地、鞍部等基本地貌形态的数学定义。
These mathematical definitions make basic landform shape concept of limit determine nat.
调用一些自定义的数学函数。
最常见的数学，物理和化学用语的定义，有助于提高所有方的词汇。
Most common math, physics and chemistry terms definitions help to increase vocabulary in all side .
阐述了数学解释的定义，分类及其功能。
The definition, the classification and the function of mathematical explanation are expounded.
阐述了数学解释的定义，分类及其功能。
The definition, the classification and the function of mathematical explanation are expounded.
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