sunspot minimum 中文意思是什麼
sunspot minimum
解釋
太陽黑子最小值-
During this long period, the number of sunspots on the sun got very low. the 11 - year sunspot cycle essentially disappeared. this sunspot deficient period is called the " maunder minimum "
那段期間，太陽黑子數目非常低，太陽黑子約十一年的周期可說消失無蹤，我們稱這段幾乎沒有黑子的時期為蒙德爾極小期。
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