The suitable simplified calculation formula for calculation at working site is presented on the basis of making mathematical transformation and analysis to the mathematics model.
在对数学模型进行数学变换和数学分析的基础上，得出了适用于作业现场计算的简化算式。
The width and depth of laser transformation hardened layer was evaluated by establishing temperature field mathematical model and applying numerical calculation.
建立激光相变硬化过程的温度场数学模型，并应用数值计算预测了相变硬化带的形状和尺寸。
A method of using fast Fourier transformation (FFT) to calculate the frequency characteristics of discrete mathematical model is introduced.
介绍了利用快速富里叶变换(FFT)计算离散数学模型频率特性的方法。
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