periodic的例句大全

Solving time-varying periodic coefficient Riccati differential equations via Fourier series and precise integration method

基于Fourier级数的时变周期系数Riccati微分方程精细积分

The one-soliton solution indicates obviously the spin precession around the magnetic field and periodic shape variation induced by the time-varying field as well.

从单孤子解的表达式可以明显看出自旋绕着外磁场进动，且孤子的形状随外磁场的作用周期性变化。

Early fault forecasting based on almost periodic time-varying autoregressive model

基于几乎周期时变AR模型的故障早期预报

This dissertation considers the problem of adaptive leaning tracking control for nonlinear systems with periodic time-varying parameters.

研究了周期时变参数非线性系统的自适应学习跟踪控制问题。

Some problems are caused by the periodic timer interrupt in μ C/ OS-ⅱ, so the improving algorithm for the timer is proposed and implemented to solve the problems.

针对μC/OS-Ⅱ实时操作系统中周期性时钟节拍服务出现的一些问题，该文探讨了一种时钟改进算法。

This kind of periodic hot and cold alternation and deformed tension lead to mechanical fatigue and cause tiny crack on the surface of roll shell.

这种周而复始的冷热交替以及在变形应力作用下，引起辊套表面机械疲劳而导致微裂纹产生。

Homeomorphism theory can be used to prove that the Li é nard type equation has only one periodic solution in some restricted condition.

Liénard型方程在限定条件下可用同胚理论证明其存在唯一周期解。

The periodic risk derived from the reform period and have the characteristic of periodic as well as systemic; unvarying risk is the key point of interest risk management and exists in the general process of commercial bank' interest rate operation.

阶段性风险产生于改革转轨时期，具有阶段性和系统性的特点：恒久性风险存在于商业银行市场化利率经营的始终，是利率风险管理的重点。

Ln some real time applications, the periods of certain periodic tasks should be adjusted.

某些实时应用中，有的周期性实时任务的周期是应该根据情况调整的。

With their discovery, the bottom row of the periodic table will be complete.

有了这些发现，元素周期表最下面一行将被填满。

Next, as application, we study the character of tree map whose periodic points form a closed set. At last, we study the relations between chaotic set and invariant measure.

作为应用，又讨论了周期点是闭集的树映射的特征，以及混沌集与不变测度的关系。

A Kind of General Audio Frequency Periodic Noise Suppressor

一种通用的音频周期性噪声抑制器

The writers have studied how to make a general audio frequency periodic noise suppressor by using a RC series-parallel frequency-selective circuit.

对采用RC串并联选频电路组成通用音频周期性噪声抑制器进行了研究。

Inert gases form one group of the periodic table.

惰性气体是周期表上的一组。

Characteristic of periodic jet flow in a microchannel at high heat fluxes

高热流作用下微通道内的周期性射流特性

Studies suggest that the vertical distribution of the breezes is asymmetric and the thermal circulation exhibits marked periodic variations.

研究结果还表明：海风和陆风垂直方向呈非对称分布及热力环流具有明显的周期性变化。

, shows that there are periodic oscillations of 2~ 6 years in the index of sea-land thermal difference, which is similar to that of summer rainfall in ShanDong Province.

结果表明，海陆热力差指数是1种较适合研究山东夏季降水的东亚夏季风指标。

In chapter III, the influence of the heat reservoir boundary on the thermodynamic property of a thermal Brownian heat engine in a periodic single-barrier sawtooth is analyzed.

在第三章中，研究了温库边界对单势垒锯齿势中布朗热机热力学性能的影响。

The surface thermal wave signal pre-processing is made according to the characteristics of heat wave signal contains periodic components and the DC component.

针对周期激励所得到的试件表面热波信号含有周期分量和直流分量的特点，对表面热波信号进行了预处理。

It shows obvious regularity that saw-toothed chips form as alternating effect of thermal softening and strain hardening, or periodic alternating cracks formation.

由于热软化、应变硬化的交替作用或周期性裂纹的产生，使得锯齿形切屑形成呈现很明显的规律性。