分段

For providing reliable guides to optimize welding processing technology, it is an effective way to utilize segmented moving heat source model and similitude method based on elastic strain energy synthetically.

通过以上提出的分段移动热源模型、基于弹性应变能的相似方法和可靠测量系统，可以对实际工程问题进行系统、全面地研究，从而对工艺设计提出重要指导。

Ii The problems of optimal control of piecewise linear affine descriptor systems are studied by using some elementary matrix transformations and line matrix inequalities.

二、运用初等矩阵变换和线性矩阵不等式，初步研究了分段线性仿射广义系统的二次最优控制问题，得到了系统二次最优控制的上界、下界，估计成立的条件。

In the paper, a mathematical model of quadrant detector output signal was established by light energy integral.

通过光能积分建立象限探测器输出信号数学模型，分析了输出信号线性特性与光斑和光敏面半径比、信号采样精度、象限间光电特性均匀性等之间的关系，给出对应探测器输出最优线性特性的光斑和光敏面半径比值，采用分段线性化方法拟合探测器输出特性参数。

You can read/write entire sections of the INI file at once.

你可以一次读写整个INI文件的分段。

This paper described such a comprehensive model based on a great number of documents, which takes into consideration details including air entrainment of fuel liquid zones, unsteady heat transfer during droplet evaporation, difference between premixed and entrain dominant combustion rate, compression factor of actual gas in cylinder pressure calculation and minimization of free energy during chemical equilibrium.

摘 要：对增压直喷柴油机的缸内空气卷吸、瞬态燃油液滴蒸发、燃烧过程的分段特征、化学反应平衡的最小自由能机理、实际气体性质修正、燃烧排放物生成等进行了分析，结合缸外的喷油过程仿真及进排气过程的容积法，建立了一个综合的研究性能及排放的准维多区模型，并进行了两个机型多个工况的实机试验比较。

The effect of switching modes on the entrancement,combustion and billet heating process in furnace were analyzed numerically,and the computational results were compared with production records and onsite measurement,which verified the practicability of this CFD system.

结果表明：采用分段同侧换向控制的HTAC加热炉能获得很好的流场和温度场分布，基本满足高质量的钢坯加热需要，但该炉在生产条件下的温度制度存在不合理之处，在今后设计和操作中应进一步优化和改进；全同侧换向控制的火焰布置方式不利于钢坯的均匀、快速加热；而采用交叉换向控制的火焰布置方式可以改善加热炉内的流场和温度分布，更有利于满足钢坯的加热工艺要求。

This paper de-duces the equation of scroll case surface with the enveloping theory,builds the envelope sur-face of ellipsoides with variable radius by using the the method of constructing an ellipse withseveral arcs and presents a new and simple method fOr geometry moulding of scroll case sur-face.

蜗壳是水电站的重要部件之一，本文以包络理论推导了蜗壳曲面方程；并采用分段圆弧构造椭圆的方法构造了变径椭球包络曲面，为蜗壳曲面的几何造型提出了一种新的简便方法。

This method solves the problems of choosing coefficient matrices, and it does not need to satisfy a terminal state equality constraint. A PL system example shows that the method is valid and feasible.

该方法解决了系数矩阵的选择问题，不需要满足最终状态等式约束一个分段线性系统的实例证明了该方法是可行的。

Based on the calculated figure,two calculatin methods of equivalent capacitance were proposed,namely...

基于该图形，提出了大气压辉光放电时等效电容计算方法：简化法和分段法。

At the same time we brought forward a simulation of the forward collision warning model with 29dof vehicle model developed by State Key Laboratory of Automobile Dynamic Simulation of JiLin University, simulation showed that the model realized the expecting request. 3、It is the membership function of evaluation index that caused flat effect of some certain index and also because of truncation error of computer that the model can not identify relative safety of safe points and unsafe points.

在对驾驶员最优预瞄加速度模型的研究过程中，发现原有模型模糊决策环节的四个评价指标中由于部分指标采用了分段函数作为隶属函数而导致评价指标的平台效应，进而影响到相对接近度指数出现平台效应，又由于计算机截断误差的存在，导致相对接近度指数无法分辨绝对安全点的相对安全性和绝对危险点的相对安全性。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。