得到了周期解和准周期解的自相关功率谱线。
Auto power spectrum of the periodic and quasi-periodic solution has been obtained.
研究了声波在一维准周期系统中的传播问题 。
Plane Wave Propagation in One-Dimensional Quasi-periodic phononic Crystals;
但是，不同的准周期结构，局域模的性质不一样。
But different quasi- periodical structures have different localized resonant modes.
本文研究了三元准周期超晶格的电子共振隧穿性质。
The resonant tunneling of three-tile quasiperiodic superlattices has been investigated in this paper.
首先，研究了声波在一维准周期系统中的传播问题。
Firstly, acoustic waves propagation in ID quasi-periodic system is studied by means of the transfer matrix method.
文中还比较了准周期超晶格与周期超晶格两者的晶格比热。
We also give a comparison of the lattice capacity of aperiodic superlattice with that of periodic superlattice.
研究了电力系统在周期和准周期扰动下的次谐和混沌轨道。
This paper investigates the orbits of sub-harmonic and chaos in power system under periodic and quasi-periodic perturbation.
实验发现，棒在颗粒物质中运动时滑动摩擦力具有准周期振荡性质。
It is found that sliding friction between continuous medium and granular materials has a novel speciality of quasi-periods oscillatory.
实验发现，棒在颗粒物质中运动时滑动摩擦力具有准周期振荡性质。
On the nonlinear oscillation of internal sliding friction in particulate matter;
在奇异区内观察到倍周期、准周期、周期三、混沌等不同的相空间轨迹。
This paper first observed and confirmed the existence of period-three and chaos.
此时隧穿表现出振幅衰减的准周期运动，同时会出现所谓的ESD现象。
We show that the tunneling exhibits the property of quasiperiodic with damping amplitude, at the same time the so-called ESD appears.
时间周期脉冲方法则能实现系统时间周期空间不动点和空间准周期的控制。
The temporal periodic pulse can stabilize the system to spatial fixed point with temporal periodicity and spatial quasiperiodicity.
张秋文。张培震。王乘中国大陆若干地震构造带的地震准周期丛复发行为。
Zhang Qiuwen. Zhang Perzhen. Wang Chen Quasi-periodically clustering earthquake recurrence in some seismotectonic belts of China Continent.
本文用能谱方法分析了黄海的 海表面水温（SST）场的准周期变化。
Quasi-periodic variations of the sea surface temperature (SST) field from Huanghai Sea are analysed by using the energy spectrum method.
我们在周期外力作用下的布鲁塞尔振子中发现了从准周期行为到混沌态的过渡。
We have observed transitions from quasiperiodic regime to chaos in the periodically forced Brusselator.
我们在本文中提出了基于亚微米准周期极化铌酸锂实现多波长光子禁带的结构。
We demonstrate a quasi-periodic structure exhibiting multiple photonic band gaps (PBGs) based on sub-micron-period poled lithium niobate (LN).
从断层间相互作用的角度分析了大陆强震准周期丛集复发行为的可能的物理机制。
From the viewpoint of fault interaction, the possible physical mechanism of the quasi-periodically clustering recurrence behavior of continental strong earthquakes is discussed.
平均雾日较多的宜君、石泉和西安有较明显的年变化，大致有6年和8年的准周期。
The mean foggy days of Yijun, Shiquan and xi 'an exist obvious interannual change, about quasi-period of 6, 8 years.
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。
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.
几何弯曲断层的模拟结果显示了明显的“特征地震”现象，地震呈现准周期的重复发生。
The results show before a earthquake takes place, there will be a pre-slip which is resembled with experiments in laboratory .
提出了折射率分别递增或递减的准周期结构一维光子晶体，研究了其带隙结构和偏振特性。
The band gap and polarization properties in quasi-periodic 1d photonic crystal with refraction index gradually increasing or decreasing was studied.
评价结果表明：泾河流域水资源自然再生能力在年内时间尺度上存在明显的准周期运动规律。
The assessment results indicate there are quasi cycle motion law of natural water resources renewability of Jin river basin in the time scale in years.
详细研究了毫米波无辐射介质波导正交场单平衡混频器在双频信号激励下的准周期稳态响应。
The quasi periodic steady states of the NRD guide crossbar balanced mixer operating on mm band are studied in details in this paper.
在语音信号序列中影响语音表达速度的是浊音，它是基音，是由多次谐波构成的准周期信号。
Expressing speed of speech is influenced by a voiced sound in a vocal signal sequence. A vocal signal sequence is treated as that is formed by piling up pitch periods after varying integer delay time.
从非线性动力系统理论角度看，相似日预测的实质是对负荷序列中平衡点和准周期行为的预测。
From the viewpoint of nonlinear dynamic system theory, the substance of load forecasting by the loads in similar days is the forecasting for the behaviors of equilibrium points and quasi-periods.
发现奇异量子扩散是准周期体系的普遍特性，其扩散指数由电子能级和波函数的多分形性质确定；
We found that anomalous quantum diffusion is a general feature of quasiperiodic systems and its scaling indices are determined by the fractal dimensions of energy spectra.
各测点流速脉动过程实测资料表明，各测点流速的脉动过程线基本类似，并具有大小不同的准周期。
The velocity pulsing process observation data of all the measuring points indicate that the velocity pulsing process of all the measuring points is almost similar and have different quasi-periodic.
由于语音信号是准周期的非平稳信号 ，因此按频带对含噪语音信号实现信噪分离是语音消噪的?。
Thus the noise parts during the frequency intervals that decrease hearing quality mostly are reduced efficiently, and the SNR of denoised speech are increased.
该方法的应用范围不局限于ECG信号，也适用于其他形式周期或准周期信号的JPEG2000压缩。
The method does not confine to ECG, is also suitable for JPEG2000 compression of other periodic or quasi-periodic signals.
结果显示，青海南部高原地区春季最高气温的变化存在较明显的31~54年低频和2~4年高频准周期波动特征。
The result shows that there exist pronounced lower-frequency periodicities of 31~54 years and higher-frequency variations of 2~4 years.
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