查询词典 left almost periodic function

Including: frontal lobe (left medial frontal, bilateral frontal gyri and inferior frontal lobe), bilateral parietal lobe, right orbitofrontal lobe, limbic lobe (left anterior and posterior cingulate), left midbrain, left temporal lobe, right insular, right amygdala, left parahippocampus, left thalamus and left cerebellum.

包括：额叶（左侧额叶内侧面、双侧额中回、双侧额下回），双侧顶叶，右侧眶额皮质，边缘叶（左侧扣带回前部、左侧扣带回后部），左侧中脑，左侧颞叶、右侧岛叶、右侧杏仁核、左侧海马旁回、左侧丘脑、左侧小脑。2。

A sufficient condition is obtained to ensure the existence and uniqueness of almost periodic solution for MAM neural network with time-varying delays by way of exponential dichotomy and contraction map theorem. Moreover, the global exponential stability of the almost periodic solution for this type of MAM neural network is proved by using Halanay inequality.

利用指数二分法结合运用压缩映射原理获得了变时滞多向联想记忆神经网络模型概周期解的唯一存在性，利用Halanay不等式证明了变时滞多向联想记忆神经网络概周期解的全局指数稳定性。

According to Sarkovskii's theorem, if the continuous self-map f of the closed interval has a 3-periodic orbit, then f must has an n-periodic orbit for any positive integer n But f can not has all n-periodic orbits for some n.

但f不可能有所有类型的n-周期轨。例如：则f仅有两种类型的3-周期轨中的一类。这表明Sarkovskii定理远远没有给出周期轨之间的关系的全部信息。

In this paper, we will discuss the existing condition of the periodic solution of Duffing type equation with damping term. We use homeomorphism and fixed point method to prove the periodic solutions existence. We try to loose its condition, analysis and then get the existing condition of periodic solution according to defining atmospheric dynamics equation.

本文中，我们探讨带阻尼项的Duffing型方程周期解的存在性条件，运用不动点方法和Leray-Schauder度理论来证明其存在周期解，尽可能放宽其约束条件，并针对具体的大气动力学方程，分析并求取其周期解的存在性条件。

A fire\|new theory for periodic or quasi\|periodic signal sampling is proposed,w hich is especially for sampling high\|frequency wideband periodic or quasi\|peri odic signal by low sampling rate system.

涉及一种周期或准周期信号的采样技术，特别适用于低频采样系统采集高频宽带周期或准周期信号。

The storage method utilizes the periodic orbits embedded in chaotic attractors for information storage. The main idea is to map periodic points on the UPO inside the attractors to some specific information alphabet according to some mapping rule, and thus represent an information string as a sequence of periodic points.

这种存储方法利用离散时间混沌系统中的周期态进行信息存储，其核心思想是将吸引子中周期轨道上的周期点按照一定的规则映射为一定的信息符号，进而用混沌系统的一个周期点序列来代表一个信息串或字符串。

In this dissertation, periodic impact motions in vibro-impact systems are studied, and the existence and stability of superharmonic periodic impact motions are obtained. The critical bifurcation parameter intervals of superharmonic periodic impact motions are deduced, and numerical simulations are used to verify the results.

中文题名碰振或约束系统的全局分析及稳定性研究副题名外文题名 Studies on global analysis and stability in vibro-impact or constraint systems 论文作者张彦梅导师陆启韶教授学科专业一般力学与力学基础研究领域\研究方向学位级别博士学位授予单位北京航空航天大学学位授予日期2002 论文页码总数95页关键词碰振系统转子系统多体系统碰撞振动馆藏号BSLW /2003 /O322 /1 本论文讨论了碰撞振动系统的周期碰撞运动，得到了超谐周期碰撞运动的存在性和稳定性，推导出亚谐周期运动的临界分岔参数区间，并利用数值模拟进行验证。

The phase of ω0 frequency fluctuates tempestuously. The resonance peaks of flexural and torsional vibrations response are present at 2/3ω0 1/2ω0 1/3ω0 and 1/4ω0 with three kinds cracked rotor models. Near 1/2ω0 frequency, quasi-periodic and chaotic motions maybe appear. Periodic, quasi-periodic and chaotic motions show on alternately when the rotating speed is near to 2/3ω0.Combined step-by-step integral method with traditional transfer matrix method, an increment transfer matrix method is put forward.

研究结果表明：各种故障情况下，华北电力大学博士学位论文弯振和扭振之间都存在祸合关系，但弯扭祸合振动一般不会威胁机组安全运行：在叶片丢失或滑环飞脱故障时，将产生很大的弯振，同时各转子扭振也将被激发出来，它以工倍频和前三阶固有频率为主；在各种电气故障情况下，各转子都很快被激励出较大幅值的扭振来，相应各转子弯振也发生一定的变化，但它的变化明显滞后于扭振，扭振和扭矩主要以前三阶固有频率为主。

Numerical calculation for sinusoidal signal, Gaussian periodic signal and square periodic signal is performed. The results show that zero-broadening slow and fast light is achieved using this optimized Brillouin comb gain for the three types of periodic signals, and the validity of the universal formula is proved.

通过对正弦信号、周期性高斯信号和周期性方波信号的数值计算，结果表明，利用该优化的梳状布里渊增益谱可实现这三种周期信号在零展宽下的快慢光，证实了所得普适公式的正确性。

According to the classification and stage principles of folds, we divided the folds into three stages. The first periodic folds: the prime folds of the Indosinian orogenic cycle; the second periodic folds: the intrafolial theomorphic folds of Post Indosinian; the third periodic folds: the superposed folds of Himalayan to Yanshanian.

根据褶皱构造的分类、分期原则，首次将雅砻江锦屏水电站地区褶皱划分为3期：第1期为印支造山期主褶皱；第2期为印支期后层内流变褶皱，第3期为燕山期－喜山期叠加褶皱。

That's what makes this mod unique.

这也正是这个MOD独特。

I now feel furious and want to do something.

现在我觉得非常气愤，想做点什么。