简化

A left null factor of derivative matrix is introduced, and the sliding surface and the control's parameterization can be obtained by sloving strict LMI.

引入导数矩阵的左零因子，使得滑模曲面及控制器参数的求解可经过求解严格线性矩阵不等式获得，在一定程度上简化了LMI方法在奇异系统变结构控制器设计计算中的计算复杂性。

It takes the function made up of Legendre orthogonal polynomial as displacement function, and use Galerkin method to solve this function. The methods calculating formulas is very simple, so the method can avoid the great calculating difficulty of traditional simplified methods.

正交多项式伽辽金法选取由勒让德正交多项式组成的函数作为位移函数，利用伽辽金法进行求解，计算公式简单，避免了一般简化计算方法由于计算公式的复杂所带来的计算困难。

So, the approximate calculating formula of parabola and the length of ellipse arc is developed by the method of finding experience formula from point of view of simplifying the calculating process and getting certain accura...

本文从既能简化计算又能达到一定精度的设想，通过找经验公式的方法给出了计算机抛物线及椭圆弧长的近似公式，并给出了常用区间上计算抛物线和椭圆弧长的一次式和二次式。

The results of experiment show that,the novel algorithm losses the recognition rates of 2.7 percent,but the length of feature vector is one fifth of traditional ones,and simplifies the complexity of classifier.

实验数据的特征选择实验表明，提出的算法仅以损失2.7%识别率的代价，得到的特征维数却是传统遗传算法的1/5，极大地简化了分类器设计的复杂度。

Because of the nonuniqueness in the positional solution, it's not easy to test the performance of the coordinated control system. So the model of NN was built to convert the vector of the length of 6 jars into the vector of the position of the motion deck. It's fast and accurate for the lengthwise direction. The state space system model of the six degree freedom motion simulator was built by the equations of electrodraulic servo mechanism and the multi-body dynamics equation of the six degree freedom motion simulator,the vector of the length of 6 jars was the control variable.

本文结合六自由度运动模拟器的多体动力学方程和电液伺服驱动机构的特性，经简化得出了具有实际意义的六自由度运动模拟器整体系统的状态空间方程式，通过分析该系统的稳定条件和能控性，采用状态反馈对系统的状态方程式进行合理配置，从而建立了以运动模拟器杆长向量为控制变量的运动模拟器整体控制系统，并将该控制系统输出的杆长向量转换为位置向量。

It has the bene fits to simplify network control and administration design and to enhance the re levant function simultaneously.

这样不但简化了网络监控方案，同时增强了网络监控功能。

The simple calculation model of making collision analysis between train and bus at level crossing is given.

建立了列车与汽车在道口发生相撞事故时进行碰撞分析的简化计算模型；分析求解了在碰撞过程中汽车变形的位移、速度、加速度和碰撞力；对比分析了列车在不同速度下与汽车发生碰撞后各参数的变化情况。

For Liebknecht game, the controls can be used to simplify the work.

作卜克游戏的话，可以用这个控件来简化工作了。

The curve print style light and shadows simplified the layers of scene, but emphases the formation of its composition.

评议似版画状的光影简化了画面的层次，但却突现出作品的画面构成。

On the basis of this conclusion, we simplify the likelihood difference function, and the analytic form of the probability distribution function is obtained.

在此基础上对两个相邻区域的似然差函数进行简化，获得它的概率密度函数的解析形式。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。