For example, the solution of a differential equation is a function.
例如，这个解决方案的微分方程是一个功能。
This is the governing equation, where the thermal conductivity is a function of temperature.
这就是基本方程，其中导热系数为温度的函数。
The Application of D'Alembert Equation in Function Equations;
关于变量指数函数的方程。
Each kind of wave may use the trigonometric function equation to express.
各种波形曲线均可以用三角函数方程式来表示。
A partial differential equation is an equation that involves the partial derivatives of a function.
偏微分方程就是，跟函数各个偏导数有关的方程。
A partial differential equation is an equation that involves the partial derivatives of a function.
偏微分方程就是，跟函数各个偏导数有关的方程。
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