如果对它们的数量进行时间记录，就会发现它是很不稳定的——以不规则的周期急剧上升下降。
If their population is tracked through time, it will be seen to be particularly unstable—soaring and plummeting in irregular cycles.
路易斯安那大学拉斐特分校的天文学家约翰·马泰塞和丹尼尔·惠特迈尔曾多次发表声明表示，基于长周期彗星运行轨道的不规则性，他们发现了该天体存在的证据。
Astronomers John Matese and Daniel Whitmire of the University of Louisiana at Lafayette repeatedly claimed to have evidence of its existence based on irregularities among long-period comets.
那些症状包括高黄体生成素和睾酮水平、不规则的生殖周期和排卵减少。
Those symptoms included high LH and testosterone levels, irregular reproductive cycles, and fewer ovulations.
最新的太阳活动周期预测模型能够准确预测太阳黑子的周期，并释出了预测太阳每11年心跳不规则活跃期之精准数据。
The new model of the Sun's solar cycle is producing unprecedentedly accurate predictions of irregularities within the Sun's 11-year heartbeat.
领导权力的上升、持续、衰落有一定的规律，即领导权力生命周期曲线是一条不规则抛物线。
The ascension, continuity and decline of leadership power follow certain rule. That is to say the life curve of leadership power is an irregular parabola.
提示出非稳定周期轨道在神经不规则放电节律的动力学之中起着重要作用。
These results suggest that the UPO play an important role in the dynamics of the irregular firing pattern of neuron's discharge.
同时又采用了滑动窗的方法，使得对基音周期不规则的不平稳的语音段进行基音周期估计时的误差减小。
In the same time, a sliding pitch analysis window method is used, so it can reduce the pitch detection error in non-stationary speech segments with irregular pitch.
本文对周期律的“不规则性”及其理论阐释进行了探讨。
In this paper, the "Irregularity" and Its theoretical interpretation for periodic table have been discussed.
财政赤字通常被划分为周期性赤字和结构性赤字，这样的分类方法是以不规则财政收支为零作为前提。
Budget deficit is usually divided into cyclical deficit and structural deficit, but this classification is assumed that the irregular component in budget is zero.
对于因雷达系统本身原因而产生的一些非周期不规则条纹噪声进行讨论，针对此类噪声提出一种二维频域区域滤波的算法。
We discuss the nonperiodic abnormal stripe noise due to the spaceborne SAR system itself, and present an area filtering method in two-dimensional frequency domain.
单索循环轻型运材索道的钢索在每一工艺循环中，要承受静力和规则运动与不规则运动动态力的周期性作用。
The cable in the one-way cyclical light running cable-way Sustains the cyclical actions of the static force, the dynamic forces of law and non-law motions in every technological cycle.
这种算法不仅能够跟踪快变的基音周期，增强不规则脉冲时基音周期的估计；还能够鲁棒地估计陡变的基音周期。
The algorithm can not only track rapidly changed pitch, and enhance pitch estimation with irregular pulse, but also make robust estimation of sharply changed pitch.
提示出非稳定周期轨道在神经不规则放电节律的动力学之中起着重要作用。
These results suggest that the UPO play an important role in the dynamics of the irregular firing pattern of neur...
提示出非稳定周期轨道在神经不规则放电节律的动力学之中起着重要作用。
These results suggest that the UPO play an important role in the dynamics of the irregular firing pattern of neur...
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