振荡周期

如果加速度减小，振荡周期变大。

If the acceleration goes down , the period of oscillation goes up .

并且得出了振荡周期随受限长度及耦合强度的变化关系。

And the period of oscillation increases with the confined length increasing when the strength coupling is constant .

随着g的增大，量子场熵不规则振荡周期逐渐减小；

The periodicity of the quantum field-entropy anomalous oscillation decreases gradually with the increasing of g values .

这个变化的时间尺度和g模式振荡周期相同。这种周期性的变化会导致太阳内部声速的周期性变化。

Thus the periodic behavior of sound speed would cause the frequencies of solar p-mode oscillation to change periodically on the time scale of g-mode oscillations .

水汽变化以2～4a振荡周期为主；

There is a 2 ~ 4-year periodicity in the change of atmospheric vapor .

当发生ELNino或LaNina异常气候事件时，云南雨季的候降水存在50天振荡周期；

When El Nino or La Nina happens , there is a 50-day fluctuation period in the pentad precipitation in rainy season of Yunnan .

其中临界比例度法通过获取系统临界稳定的振荡周期Tc和幅值Kc，以得控制器参数。

Especially , in the use of the critical scaling limited method , vibrate period-Tc and amplitude-Kc can be gotten for controller parameters .

采用FFT算法实现了系统振荡周期计算，在FFT算法无法满足测量精度的条件下，采用线性调频z变换大大提高了振荡周期测量精度。

The Schuler oscillate period was measured by using fast Fourier transform ( FFT ) method and measurement precision was enhanced greatly by using chirp z-transform ( CZT ) .

降水、冷空气及低纬的θse的振荡周期为2025天，而3050天周期则很不明显。

The oscillation periods of precipitation , cold air activities and se over the low-latitude area arc 20-25 day , but their 30 - 50 day oscillation periods arc not evident .

超声振荡周期为1∶3；超声分散的时间为15min；

Ultrasonic time is 15 min with a period of 1 ∶ 3 ;

从几何角度出发，参照系统慢流形选择控制参数，就能将vanderpol系统控制到指定的平衡态或振荡周期轨道上。

Based on its slow manifold to select control parameters , the slow-fast Van der Pol system can be controlled in predetermined equilibrium states or cyclical trajectories .

本文还采用奇异谱分析（SSA）方法，分析了存在于极地海冰演变中的各种时间振荡周期。

The period phenomena in the time evolution of Antarctic and Arctic sea ice are investigated by Singular Spectrum Analysis ( SSA ) method .

文中进一步对各海区SST时间序列作功率谱和交叉谱分析，得到有关各海区SST月际振动的显著周期和各海区之间显著的耦合振荡周期。

Furthermore , from the power and cross spectra of the SST time series , significant periods in inter-monthly SST oscillations for individual regions and marked coupling ones among them are derived .

Goodwin模型的数值模拟以及对相振子模型的解析发现自振荡周期是与耦合强度的离散程度呈反比的。

The numerical results from Goodwin model and the analytical results from phase model show that the free running period is in contrast to the dispersion of coupling strength .

而低纬准地转模式不但可以滤去高频波动，而且得到的是不受歪曲的Rossby波。在滤波的基础上，本文分析了由Rossby波引起的低频振荡周期。

It is shown that the semi-geostrophic approximation can filter the high frequency waves to have the Rossby waves with k-0 . The quasi-geostrophic approximation can not only filter the high frequency waves but also obtain undistorted Rossby waves .

振荡周期内配置型基金与中小板ETF基金业绩差异不大。最后结合实证研究的结果和相关原因的分析，分别从投资者角度和管理层角度给出相关建议。

There is no significant difference in performance between asset-allocation fund and SME ETF during the Oscillation cycle . Finally , combined with empirical research results and related analysis , the dissertation put forward some proposal from investor point of view and financial regulator point of view .

1981年－1994年期间发生的3次厄尔尼诺均出现在太阳活动的50d振荡周期的谷值时期.这说明太阳活动的50d振荡可能是引起厄尔尼诺事件的一种原因。

In the period 1981-1994 , four E1 Nino events occurred when the periods of 50-day oscillation of solar activity reached minimum values . This result suggests that the solar activity is perhaps an excitation that leads to E1 Nino events .

多机电力系统振荡周期解的存在性

The existence of oscillatory periodic solutions of multimachine power system

555压控振荡器振荡周期计算公式的修正

The Correction on an Oscillating Period Calculating Formula of 555 Voltage Controlled Oscillator

温度升高，振荡周期减小。

Period decreases and life of oscillations increases with the increase of temperature .

直热式烧结型气敏电阻振荡周期的计算

The Calculation of Oscillation Period of Sintered-Type of Gas Sensing Resistor Heated Directly

临界增益与临界振荡周期的一种估计方法

An Estimating Method of Ultimate Gain and Ultimate Period

自加热气敏电阻振荡周期的分析

An Analysis of Oscillation Period in Self-Heating Sensor Resistance

过氧化氢碘酸丙酮硫酸锰体系的振荡周期方程

Oscillation Periods ' Equation & The Hydrogen Peroxide-Iodic Acid-Manganese (ⅱ) - Acetone Oscillationg System

振荡周期一般在2天到5天之间。

The periods of the oscillations are usually between 2 days and 5 days .

非线性电路振荡周期分岔及费根鲍姆常数的测量

Research on the chaos phenomena and measurement of Feigenbaum constant with a nonlinear circuit

用奇异谱分析诊断地面气温场低频振荡周期

Diagnosis of Low-Frequency Oscillation Period of the Surface Temperature Field in the Southeast China

不同区域的海冰都存在着较明显的23年和57年主振荡周期。

They are all of obvious 2-3 years and 5-7 years significant oscillation periods .

全球海洋高频波动主振荡周期的纬向带状分布特征

The zonal distribution features of high frequency oscillations in the oceans derived from satellite altimeter data

三波共振相互作用低频振荡周期与初始扰动振幅有很强的相关关系；

The low-frequency fluctuation periods and the initial amplitudes have close relationship in the resonance interaction .