The relation between stellar chromospheric activity and rotation of evolution stars have a good relativity.
演化恒星的色球活动与恒星自转周期间存在很好的相关性。
The chromospheric condensation is a basic property of the flare dynamical process and the cause of the red asymmetry of chromospheric lines.
色球压缩区是耀斑大气动力学过程的一个基本特征，是产生色球谱线红不对称性的基础。
The researchers do not yet know what launches the chromospheric plasma at such high speeds nor what heats it to the extreme temperatures it reaches in the corona.
现在，研究人员还不清楚色球层的等离子气体为何能达到如此高的速度，也不知道为什么到达日冕后会有如此高的温度。
The researchers do not yet know what launches the chromospheric plasma at such high speeds nor what heats it to the extreme temperatures it reaches in the corona.
现在，研究人员还不清楚色球层的等离子气体为何能达到如此高的速度，也不知道为什么到达日冕后会有如此高的温度。
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