1) S2 section
S2段
1.
It takes the S2 section of Asia-Euro under-sea optical cable for an example,introduces the powering method of the PFE in S2 section of Asia-Euro under-sea optical cable and its maintenance and management method.
以亚欧海底光缆S2段为例,介绍亚欧海底光缆远供电源(PFE)的供电方式,以及其在正常运行时和故障维修时的维护管理方法。
2) Phylogenic analysis
S2片段
3) homotopy S2×S2
同伦S2×S2
4) S2 well
S2井
5) preS2
前S2
1.
The preparation process and immunogenicity of a novel hepatitis B vaccine containing preS1, preS2 and S epitopes were investigated in this study.
在SS1S2疫苗组,前S1、前S2和S抗原的ED50值分别为0。
补充资料：《益古演段》
见李冶。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条