短語詞組短語solar magnetic activity cycle 或稱為太陽磁活動周期Solar Magnetic Reversal Cycle 磁場逆轉(zhuǎn)周期Solar Magnetic Reverswis Cycle 逆轉(zhuǎn)周期Solar Magnetic Reversing Cycle 磁場逆轉(zhuǎn)周期 返回 solar magnetic cycle