Simplified capital-the model, also brought mistake, because the model has and measurement historian, mathematical historians have pursuit of realistic conclusion had the very big disparity.
简化虽然带来了模型，也带来了错误，因为此时的模型已经与计量史家、数理史家所追求的现实结论有了很大的差距了。
The mathematical model of the surface shape measurement of aspherical optical components is built up according to the laser scanning measurement principle by the translation & rotation method.
根据激光扫描平移加旋转法的测量原理，推导出了非球面光学零件面形测量的数学模型；
On the basis of mathematical model of AC induction motor in vector control inverter the static measurement of electrical parameters for AC motor is completed using pulse voltage and pulse current.
在矢量控制交流感应电动机数学模型的基础上，采用阶跃电压和阶跃电流的方法实现了对交流电机电气参数的静态检测。
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