sunspot

用法例句

Relation between Coal and Gas Outbursts and Activities of Sunspot;

煤和瓦斯突出与太阳黑子活动的关系

The relation between the moderate earthquakes in East China and the variation of sunspot number;

华东地区中强地震与太阳黑子数时间变化的呼应

Statistical Characteristics of Solar Cycles Described by the Monthly Averages of Sunspot Areas;

太阳黑子月平均面积数活动周及其特征

Analysis on the relationship between activity of sunspots and outbreaks of forest pests;

太阳黑子活动与森林病虫害暴发成灾的分析

The electromagnetic radiation and high energy radiation of the solar activity, especially sunspots and dazzle spots, can affect and destroy the circumstance near the earth, and give great influence to space technique and secondary planet.

根据美国的交通事故数据与太阳黑子数目的变化周期作对比,对其中的关系作了讨论, 最后提出关 于太阳黑子对交通事故影响的结论和看法。

In the paper, the Morlet wavelet method is applied to analyze the changes of wavelet coefficients of natural runoff during 9~11 year time scales and these relationships with sunspots.

本文引用Morlet小波分析技术,对1919年～1997年黄河流域径流与同期太阳黑子9～11年小波系数的变化进行分析,表明黄河流域年径流与太阳黑子在不同时间段表现出不同的相关关系,在9年时间尺度上,1919年～1931年和1957年～1997年两个时段,它们与太阳黑子呈一定的负相关关系,1931年～1957年则表现为正相关关系。

Predicting on the time series of sunspot number based on chaos theory;

基于混沌理论的太阳黑子数时间序列预测

In order to guarantee the flight safety of the spacecraft in the space, it is necessary to predict the sunspot number effectively.

最后,将该预测模型用于太阳活动第23周太阳黑子数平滑月均值预测,取得了满意的结果,应用结果同时表明:所提预测方法与其他传统预测方法相比预测精度有所提高,具有一定的理论和实用价值。

By the several examples selected during solar maximum and minimum respectively, three conclusion are drawn: (1) Sunspot number and Ap index both have obvious 11-year period and 32-year period, and Ap index also has 6-month period that exist in all phase, 27-day period and 13.

应用Morlet小波变换方法从多个变化尺度上对1932-2000年的太阳黑子数及Ap指数的变化特征进行分析。

The sunspot numbers is the major targets which describes the solar activity level,The solar activity influences human s health and human to rely for existence directly of environment-the Earth.

太阳黑子数是描述太阳活动水平的主要指标,太阳活动直接影响人类健康和人类赖以生存的环境—地球;依据数字信号处理原理,采用多种处理方法,分析处理了1770-1869年的太阳黑子数年均值;得出了太阳黑子存在11-12年周期的结论。

The yearly mean sunspot numbers during 1700￣1993 are analyzed by wavelet transform.

讨论了将小波变换用于非平稳信号建模的原理，分析了１７００年～１９９３年的太阳黑子数的年均值，提出一种用于非线性非平稳时间序列建模的新方法，与传统方法相比具有独到之处，它适用于需要进行长期预测的情

Comparing the two methods to estimate the HURST exponent of monthly sunspot numbers.

比较两种方法计算月均太阳黑子数的HURST指数,发现用改进的R/S分析法比R/S分析法得到的HURST指数稍小点,两种方法均表明太阳黑子数时间序列具有长期记忆性。

ancient. sunspot observation

太阳黑子的古代观测

international relative sunspot number

国际相对太阳黑子数

The darkest region of a sunspot.

太阳黑子中的最黑暗的区域

An increase in the number of sun flares leads to an increase in the number of sunspots, and a decrease in the number of sun flares leads to a decrease in the number of sunspots.

太阳闪烁次数增加导致太阳黑子数增加，太阳闪烁次数减少导致太阳黑子数的减少。

The way of sunspot observation and the response of earth s environment to the sunspot maximum;

太阳黑子观测方法与黑子峰年地球环境的响应

The grayish outer part of a sunspot.

太阳黑子周围较浓的浅灰区

These faculae frequently are the forerunners of sunspot formation.

这些光斑常常是形成太阳黑子的先兆。

sunspot theory of business cycle

经济周期太阳黑子影响论

(astronomy; of the sun) characterized by a low level of surface phenomena like sun spots e.g..

（天文学；指太阳）以像太阳黑子之类的、低等级的表面现象为特点。

(astronomy; of the sun) characterized by a high level activity in sunspots and flares and radio emissions.

（天文学；指太阳）以太阳黑子、耀斑和辐射的高等级活动为特点。

Rapid Rotation of Sunspot Associated Flares and the Rotation of the Magnetic Fields in the Evolution of the Sunspot;

引发耀斑的太阳黑子快速旋转与黑子演化中磁场的旋转运动

This includes the continuous survey of umbra and penumbra of the sunspot.

这包括对太阳黑子本影和半影持续的观测。

Large sunspots can comfortably be seen through field glasses.

大的太阳黑子用双筒望远镜就能看得很清楚。

Sunspots increase and decrease in intensity in an11-year cycle.

太阳黑子以十一年为一个周期增强和减弱

In summary there are the following possibilities for the observation of sunspots.

总而言之，对太阳黑子的观测存在着下列可能性。

Galileo was the first person to see mountains on the moon and sunspots on the sun.

伽里略是看到月球上山脉和太阳黑子的第一人。

SUNSPOT El NI N O AND TYPHOON ACTIVITY OVER THE NORTHWEST PACIFIC OCEAN

太阳黑子、厄尔尼诺及西北太平洋热带气旋的活动

a sudden eruption of hydrogen gas from the sun's surface; associated with sunspots and radio interference.

太阳表面氢气的突然爆发；经常和太阳黑子有关并导致无线电波干扰。