The optimum conditions for determining trace of cobalt and nickel in highpuritylead by FAAS were studied.
研究了用火焰原子吸收法分析高纯铅中痕量钴、镍的测定条件。
2
This paper presents principally the fabrication procedures of lead Josephson. tunnel junctions formed by thermal oxidation in highpurity oxygen and reports some experimental results.
本文主要介绍用高纯氧热氧化制作铅约瑟夫逊隧道结的方法以及一些实验结果。
3
A new square lead shield room has been introduced in this article. It is used as the shield room of coaxial high-purity germanium detector.