首先通过一个变换，将模型转换成一个顶点设计问题，从而构造一个简化了的方差矩阵，求得方差函数。
First, the model is transformed into a vertex design by means of a transformation, and a simple variable matrix and a variable function are given.
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.
假如仅需求出a的本征值而不要求出本征函数，那么按照本章第3.3节，就不必求出变换矩阵s。
If only the eigenvalue of a and not the eigenfunctions are desired, it is not necessary, according to Section 3. 3, to obtain the transformation matrix s.
应用分式化方法刻画了唯一分解环上对称矩阵模的保持伴随函数的线性变换的形式。
By the fractional method, characterized the linear preservers of the adjoint function on the symmetric matrix module.
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.
讨论了基于双电压控制的矩阵变换器的开关状态及控制函数，提出了原点开关概念和开关状态控制函数表。
The switch state and control function of Matrix Convetter based on two-voltage control technique is researched, Source key is presented, and the control table of switch state is given.
针对矩阵变换器调制方式的特点，提出了基于输出电压误差函数分析的矩阵变换器离散调制技术，推导了基于时间离散和差分原理的电路方程。
Based on the output-voltage error function, a novel time-discrete modulation technique is proposed for matrix converters (MCs) and time-discrete difference equations of a MC circuit are derived.
通过矩阵变换，得到隧道围岩体扰动应力、应变和位移的解答函数式。
By matrix transformation, the solutions of surrounding rocks disturbance stress, strain and displacement are obtained.
通过矩阵变换，得到隧道围岩体扰动应力、应变和位移的解答函数式。
By matrix transformation, the solutions of surrounding rocks disturbance stress, strain and displacement are obtained.
应用推荐