neutron source multiplication method

用法例句

The paper concernes in the neutron source multiplication method research in nuclear critical safety.

文章对核临界安全研究中通常采用的现场测量技术———源倍增法进行研究。

The paper introduces three methods to measure the stabilization of short-term frequency:beating method,mixing two frequency method,timing the difference of frequency method,and the method to deal with the data,and on the base of beating method and timing the difference of frequency method,bringing a new method,to advance the precision.

简单介绍了3种常用的测量短期频率稳定度的方法:差拍法,双混频法和频差倍增法,以及对于数据处理所采用的方法,并且在其中的差拍法和频差倍增法基础上提出一种改进的方法,从而可以提高整个系统的测量精度。