应弟子淑珍以下的提请，F1423已手书完成，档案附呈。
As requested by disciple Shu Zhen below F1423 is now in calligraphy, and the files are attached.
李世珍 肖应凯 研究员 ：本文系统而简要地介绍了硼的分离纯化，硼含量和硼同位素组成的测定。
Abstr act: In this study, the methods of preparation and isotopic measurement of boron are introduced systematically and briefly.
李世珍 肖应凯 研究员 ：本文系统而简要地介绍了硼的分离纯化，硼含量和硼同位素组成的测定。
Abstr act: In this study, the methods of preparation and isotopic measurement of boron are introduced systematically and briefly.
应用推荐