periodic的例句大全

Alerter operation consists of a vigilance task that verifies the presence of the Engineer upon periodic sequence.

报警器操作包括警戒任务，根据周期顺序验证工程师是否出席。

A method of adscititious coupling controller for chaos control is put forward. With the change of control parameters, the chaotic systems can be controlled in different periodic trajectories or the predetermined equilibrium states.

提出了一种外加低维的线性控制器耦合于原系统控制混沌的方法，改变耦合控制器的特性系数，可以把混沌系统控制到不同的周期轨道或平衡点。

It can be compared with the periodic abstractor in the continuous dynamics.

这对应于连续动力学系统中的周期吸引子。

The periodic external force method has a better precision and it does not need absolute displacement measurement, but the range of its measurement is very limited.

外加周期驱动力法精度较高，不需要测量绝对位移，但是适用的微粒的直径范围有限；

These periodic tests also build confidence in the support staff.

这些定期测试还可以培养支持人员的信心。

Discrete breathers, which are spatial localized and time periodic, are very common nonlinear excited modes in discrete nonlinear systems.

离散呼吸子是广泛存在于离散非线性系统中的空间局域、时间周期的非线性激发模式。

The periodic table consists of eight groups, or octads, which represent elements with similar properties.

周期表由八个群组或八元周期组成，代表具有相似性质的元素。

The geochemical field of elements ( GFE) advanced in the recent years unraveled both the concentration_ dispersion trends of elements in endogenic process corresponding to the periodic law, and the spatial distribution patterns of elements in the Earth.

元素地球化学场揭示了与门捷列夫周期律相适应的、素在内生过程中的聚散趋势和空间分布规律。

The results show: there are the quasi-periodic features and unsuccessive jump phenomena in the interannual variation processes of Northern Hemisphere monthly mean general circulation anomalies.

结果表明：北半球月平均环流异常年际演变的过程具有准周期特征及不连续的跃变现象。

They were positive for Congo red, Alcian blue, and periodic acid Schiff ( PAS) stains.

组织化学染色刚果红、阿森蓝及PAS均阳性。

The Lower Estimate on n-Widths of Some Periodic Convolution Classes in L_ ( 2 π) Space

某些周期卷积类在L（2π）空间内宽度的下方估计

This paper presents a new kind of perfect correlation signal, that is, odd-periodic perfect punctured binary sequence pair.

定义了一种新的最佳相关信号，即奇周期最佳屏蔽二进序列偶。

Cosine curve is a simple model indicating the periodic phenomenon.

余弦曲线是周期现象的简单模型。

In this paper we discuss the optimal problem on a discrete-time, single item, periodic review inventory system with yield and demand uncertainty, the main objective is to analyze how the uncertainty of yield rate and demand affect the optimal policy and cost in the system.

研究离散时间、单类产品、周期盘点的具有不确定性产出和不确定性需求库存系统的优化与设计问题，主要目的在于分析产出和需求的可变性对系统最优策略和最优费用的影响。

The periodic review inventory model based on two supply modes

基于两种订购方式上的定期补给库存模型

The periodic review of index tradition study in China

我国索引传统研究一个周期的回顾

A note calling for periodic payments which are insufficient to fully amortize the face amount of the note prior to maturity, so that a principal sum known as a "balloon" is due at maturity.

一种周期性付款到期前不足摊还面额的贷款，所以称作“气球”的本金额到期时需要一次付清。

The adoption of appropriate periodic boundary conditions is advisable. Results of numerical simulation agree well with experiment results of resistance characteristic, which show that the numerical simulation methods on cyclone filter have certain the rationality and practicability.

阻力特性数值计算与实验结果吻合良好，表明本文的旋风过滤器数值模拟方案具有一定的合理性和实用性。

The periodic solution to the forced oscillation in nonlinear system

非线性系统受迫振动的周期解

The intensity of palaeomagnetic field, the proportion and frequency of palaeomagnetic polarity reversal, and the rate of true polar wandering may display the periodic changes in the geological history and are closely related to the opening and closing, and may be restricted to the global factors.

古地磁场强度、古地磁场极性倒转比例、古地磁场极性倒转频率和真极移速率在地史上均呈周期变化，与开合构造关系密切，同受全球性因素制约。