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中国又一超级工程开建，面积覆盖半个地球，领先国际水平十倍
子午工程是东半球空间环境地基综合检测子午链的简称，利用沿东半球空间120度子午线附近及沿北纬30度附近的15个综合性观测台站建成，是一个以链为主、链网结合、联合运作的大型空间环境地基监测系统，也是中国在空间天气和空间环境领域建设的第一个国家重大科技基础设施
中国的伟大成就26/65
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