This is an 11-year fluctuation in sunspot numbers.
这是一个11岁的波动太阳黑子数。
Any changes in sunspot Numbers reflect changes inside the sun.
黑子数目的任何改变都反映了太阳内部活动的变化。
Thanks to their efforts we know that sunspot Numbers ebb and flow in cycles lasting about 11 years.
多亏他们的努力，我们知道了太阳黑子会以11年为一个循环周期出现又消退。
But sunspot Numbers are running at less than half those seen during cycle peaks in the 20th Century.
但是太阳黑子的数量少于二十世纪的太阳活动周期峰值的一半。
Graphs of sunspot Numbers resemble a roller coaster, going up and down with an approximately 11-year period.
图太阳黑子数类似于过山车，上升和下降的约11年期间。
It has been verified that the prediction effect of the method is sound by predicting average sunspot Numbers per year, which is a typical statistical model.
通过对年平均太阳黑子数典型统计模型的预测，验证了该方法的预测效果。
Many Numbers were based on the sunspot cycle, which they had discovered.
很多号码在太阳黑子周期，这是他们发现的。
The South China Sea monsoon bursts earlier, the formation and landing numbers of tropical cyclones are less and their active time is shorter in the peak year of sunspot.
峰值年南海季风爆发时间偏早 ，热带风暴生成个数及登陆个数均偏少 ，且活动期偏短。
The South China Sea monsoon bursts earlier, the formation and landing numbers of tropical cyclones are less and their active time is shorter in the peak year of sunspot.
峰值年南海季风爆发时间偏早 ，热带风暴生成个数及登陆个数均偏少 ，且活动期偏短。
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