本地纯净下载
纯净官方版hth·华体育无论哪个观测课题,汪景琇都紧盯着监测屏幕,了解观测区域的结构特征和演化趋势。休息时,他索性就躺在观测站的地板上,一边休息一边琢磨太阳活动的规律;晚上,他还到图书馆查阅文献资料或进行磁流体力学的理论推演。。
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