轨道的

In this paper, for a class of essentially normal operator , its closure of orbit,, was studied.

讨论了一类本性正常算子的-轨道的闭包：。

However,it is naturally to ask whathappens to the complementary phase space?

一般说来，其中轨道的动力学行为相当复杂，呈现出一幅随机和混乱的图象，人们将这部分相空间称为Arnold不稳定域。

It proposed a hybrid state based control method for stabilizing an unstable periodic orbit by controlling controllable continuous limit processign time, referring to the geometrical property of the system behavior and employing sliding-mode approach.

提出了三个Buffers切换到达系统不稳定周期轨道的一种基于混合状态的镇定控制方法。

"Crosstie:a transverse beam or rod serving as a support, especially a beam that connects and supports the rails of a railroad ."

"横木，枕木：一种起支撑作用的横向木杆，尤指连接和支承铁路轨道的枕木。"

That's because the friction of the wheels and track slowly drain energy away from the train.

这是因为轮子与轨道的摩擦力会逐渐削弱车体的能量。

Bring about the capture of an elementary particle or celestial body and causing it enter a new orbit.

致使基本粒子或天体被俘获并使之进入新的运行轨道的发生。

The attraction of the other planets could then explain the deviation of the motion of the planet from the elliptic orbit.

其它行星的吸引可以用来解释行星运动椭圆轨道的偏离。

First, the locally optimal control law s are derived for each modified equinoctial orbital element.

研究了近地小推力转移轨道的制导问题，给出了一种基于局部最优控制律的自主制导算法。

The experimental ionized energy data of the ethane and ethylene were analyzed, and the results were researched.

论文分析了乙烷和乙烯分子的电离能谱实验数据，解谱得到价轨道的电离能和电子动量谱。

Index hole: A hole in a floppy disc which is used to signal the start of a track or sector.

指标孔：在软盘上的小孔，它标志一区份或轨道的起点。

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。