“铪”造句
2024年06月17日 17:43:45
那么是如何知道火星有
铪 -187 的 呢 ?
And how is it known that Mars had hafnium - 187 ?
该催化剂为酰胺 - 醚为基础的
铪催化剂.
This activator is acyl amine - the hafnium activator that ether is a foundation.
提出了连续 反相 色层分离锆、
铪新方法.
A continuous reveree - phfise chrornatographic separation procedure for Zr and Hf was offered.