动力系统

The stress response is essential for maneuvering through adynamic world-for dodging apredator or chasing down prey,swinging through the trees or fighting off disease-and it is itself dynamic.As we go about our days,Dr.

压力反应系统对于在动力学世界中生存是必不可少的---对于逃避捕猎者，或追捕猎物，在树丛里摇来摇去或者抗击疾病--它自身就是一种动力系统。

Using the airfoil to design new power systems with surface lift can raise the work efficiency of the power systems.

用该翼型对带升力面的动力系统进行设计时，可提高系统的工作效率。

The purpose of dynamical system theory is to study rules of change in state which depends on time.

动力系统就是要研究一个决定性系统的状态变量随时间变化的规律。

It describes the characteristics of motion to the dynamic system of excavators. The strange attractor gets directly describe and has three importance characters, i. e. chattiness, boundedness and arrangement.

并且从几何上描述了挖掘机动力系统的运动规律，对系统的奇怪吸引子进行了直观刻画，发现其具有三个重要特点：即混乱性、有界性和层次性。

The Chebyshev polynomial approximation is used to investigate the stochastic bifurcation of van der Pol system with two-sided barriers.

利用随机光滑动力系统的Chebyshev正交多项式逼近方法，研究了双边约束条件下随机van der Pol系统的分岔现象。

Double homoclinic loops; Resonant eigenvalues; Nontwist; Periodic orbit; Bifurcation; Periodic solution; Predator-prey system; Fixed point theorem; Coincidence degree; Delay; Functional response function

基础科学，数学，动力系统理论双同宿环；共振特征根；非扭曲；周期轨；分支；周期解；捕食者-食饵系统；不动点定理；重合度；时滞；功能反应函数

Other semirings arise naturally in such diverse areas of mathematics as combinatorics, functional analysis, topology, graph theory, Euclidean geometry, probability theory, commutative and noncommutative ring theory, optimization theory, discrete event dynamical systems, automata theory, formal language theory and the mathematical modeling of quantum physics and parallel computation systems.

在许多不同的数学领域存在着其它形式的半环，比如组合学，泛函分析，拓扑学，图论，欧式几何，概率论，交换和非交换环，优化论，离散动力系统，自动化理论，形式语言理论，量子物理的数据模型和并行计算系统。

So it is important for the security of the whole plant that condensation and feed-water system run normally.

因此凝给水系统的稳定运行对整个动力系统的稳定运行至关重要。

The curriculum comprises the fundamental concepts of point set topology, differential manifold and differential dynamics, followed by the conceptions and theoretical methods of abrupt change, bifurcation, chaos and fractal. The analysis and compare combined with the practice in power system make it easy for readers to learn the basic methods of nonlinear dynamics and write high quality papers.

本课程主要内容包括点集拓扑学、微分流形和微分动力系统的基本概念，后面部分主要涉及到突变与分叉、混沌、分形和分维概念和理论方法，并结合电力系统实际例子加以分析与比较，使读者很快掌握非线性动力学的基本方法，能够写出高质量的文章和学术论文。

The stability of high voltage direct current system is studied by the method of dynamic system in this paper.

本文用动力系统的方法研究了直流输电系统的稳定性。

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。