对光学系统输出刀口像的一阶导数做傅里叶变换，可以得到该系统的光学传递函数（OTF）。
The OTF (Optical Transfer Function) of an optical system can be evaluated by the Fourier Transform of the first derivative of the optical image of an knife-edge (object).
在传递函数模型中，这些方程经过（拉氏）变换，并消去中间变量，以求得所选定的输入输出变量间的关系。
In transfer function models these equations are transformed and variables are eliminated between them to find the relation between selected input and output variables.
然后，利用多维拉普拉斯变换，推导出双线性系统非线性传递函数矩阵的计算公式。
Then by using multi-dimension Laplace transform, the computation formula of nonlinear transfer function matrices for MIMO bilinear system are deduced.
介绍了描述光波偏振态的复平面法，提出了在复平面上利用偏振传递函数解决偏振光通过延迟器件的偏振态变换问题。
It also introduces the method to settle the transfer problem of the polarization state using the transfer function when polarized light passes through retardation sheet.
常系数的常微分方程变换为代数方程可以用于实现传递函数的概念。
Ordinary differential equation with constant coefficients transform into algebraic equations that can be used to implement the transfer function concept.
研究了3-3矩阵变换器（MC）基于直接传递函数法控制的原理，推导出了基于直接传递函数调制的矩阵变换器的控制过程。
The principle of 3-3 matrix converter(MC) based on direct transfer function control is studied and the control process of the matrix converter based on this control is deduced.
经典技术的表述语言是拉普拉斯或z变换以及传递函数。
The language of classical techniques is the Laplace or z-transform and transfer functions.
本文对于变换器功率电路部分进行了小信号建模和分析，给出了小信号特性传递函数。
In this thesis the small signal model of the power stage of the converter was established and analyzed, the relative transfer functions were presented.
本文根据水下航行体的侧-滚运动方程组，经拉普拉斯变换，求解了运动参数的传递函数；
This paper solves side-roll equation of a submersible to give the transfer function of maneuvering motion parameters by means of Laplace'S transform.
因此，计算地震仪的时间特性应该从地震仪的传递函数出发，通过拉普拉斯反变换求得。
Therefore, in the computation of the time response of a seismograph it is better to use the transfer function, from which the time response may be obtained by the inverse Laplace transformation.
分析了Boost变换器带恒功率负载的特性，推导出系统传递函数并得到系统稳定运行条件。
The stability and dynamic properties of a multi loop-con trolled BOOST converter with constant power load are studied.
分析了Boost变换器带恒功率负载的特性，推导出系统传递函数并得到系统稳定运行条件。
The stability and dynamic properties of a multi loop-con trolled BOOST converter with constant power load are studied.
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