如果你想要严格的近似等式,那就意味着我们要用切线逼近来取代原函数。
If you want strict equalities in approximations means that we replace the function by its tangent approximation.
在综合大量实例的基础上,提出双高斯函数逼近多模光纤的光脉冲输出的解析近似方法,使时域法确定光纤带宽的精度大为提高。
On the base of a plenty of facts we suggested a method in which bi-Gaussian form is approached the output pulse in multimode fibers The accuracy measuring band in time domain can be improved highly.
利用构造出的多边形有理插值,采用凸多边形逼近任意凸域,通过区域边界温度离散值,插值近似区域内的温度场分布。
A convex domain is approached by a convex polygon, and the approximated temperature distribution within the domain can be interpolated with the temperature data at the boundaries of the domain.
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