Basic and other measurements of radiation at station Syowa (2020-01), Version 2

Version 2, 2021-05-12, with blizzard periods reviewed. Newer version available, please refer this new version (see "Replaced by" reference).版本2，发布于2021年5月12日，已针对暴风雪时段完成复核修订。当前已有更新版本，请参阅该新版本（详见"Replaced by"参考文献）。