问题
单项选择题
太阳风是在太阳大气的（）形成并发射出去的。
A、日冕
B、 * * 层
C、光球层
答案
参考答案：A
搜题请搜索小程序“爱下问搜题”
太阳风是在太阳大气的（）形成并发射出去的。
A、日冕
B、 * * 层
C、光球层
参考答案：A
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B．10 hours
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