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复原工作再启动 张衡地动仪被历史课本删除
source link: https://tech.sina.com.cn/d/c/2018-10-09/doc-ifxeuwws2245939.shtml
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来源华西都市报记者李雨心2017年秋天投入使用的统编本初中历史教科书七年级上册中，关于张衡和候风地动仪的内容，被删除。那个被印在教材上影响了几代中国人、由王振铎复原、以“直立杆”为理论基础制作的地动仪模型，开始淡出当代青少年的视野。实际上，
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