连续法

Equal forms with multiobjective function optimization of composite structure,which is suitable for genetic algorithm solving, is constructed.

用评估函数法构造了适用于遗传算法求解的复合材料结构多目标优化问题的等价表达形式，给出了离散变量与连续变量混合优化问题解的染色体表示。

Equal forms with multiobjective function optimization of composite structure,which is suitable for genetic algorithm solving, is constructed. Expression of optimal problem with chromosome including discrete mixed with continuous variables are established.

用评估函数法构造了适用于遗传算法求解的复合材料结构多目标优化问题的等价表达形式，给出了离散变量与连续变量混合优化问题解的染色体表示。

In this paper,hydraulics principle and empirical formula are used in hydraulic calculation of flow in different forms of side ditches and water drainage capability of open water outlet in continuous gradient and concave vertical curve bottom.

利用水力学原理和经验公式，对不同形式的边沟流量和开口式排水口在连续坡度上及凹形竖曲线底部的排水能力进行了水力计算，并采用修正法计算了不同形式的边沟水流量。

In the first step,through using the formula of the conformal transformation,a continuous medium with regulation boundary in original area could be transformed to a homogeneous medium with anomalous boundary in complex area,so the new constant velocity field could be more adapt to the current Stolt migration's conditions.

首先，利用保角变换法可将不规则边界的单连通区域转变成规则边界的原理，将规则边界的连续介质场转变成不规则边界的均匀介质场，使该均匀介质场更适应现有Stolt等偏移方法对速度场的要求；其次，对改变了区域的模型地震记录进行常规的偏移成像处理；再利用推导出的反变换公式对成像结果进行反变换，得出模型的真实偏移成像结果。

In this paper,an improved continuation power flow method is presented.

中文摘要：阐述了一种改进的连续潮流法。

ABSTRACT In this paper, an improved continuation method is presented to trace the PV curve of power systems.

阐述了用改进的连续潮流法求取电力系统的PV曲线。

This paper proposes an improved method of continuation power flow calculation to trace the PV curve of power system.

本文阐述了用改进连续潮流法求取电力系统的PV 曲线。

Improvement of continuation method in tracing PV curves of power systems.

对求取电力系统PV曲线的连续潮流法的改进。

An improved continuation method in tracing PV curves of power systems.

求取电力系统PV曲线的改进连续潮流法。

The study shows the BP neural network model of hydro-turbine for s pecial discharge and special torque can be used to describe its nonlinear charac teristic and ensure the continuity of derivative function of special discharge. The convergence for hammer calculating is improved.

水轮机单位流量和单位力矩特性的BP神经网络模型能真实地表达水轮机的非线性特性，且解决了插值法的导数不连续问题，从而改善了水击计算的收敛性，为用于工程计算和科学分析的水轮机特性表达开辟了新的途径。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。