氢原子频标在VLBI国际联测中的应用及影响其性能的主要因素分析

Application of hydrogen atomic frequency standard in VLBI international united testing and analysis on main factors affecting its performance

叙述了氢原子频标在ＶＬＢＩ国际联测中的应用及其在ＶＬＢＩ中的特殊意义和作用，并对氢原子频标的工作性能及主要影响因素进行了分析。

Abstract This paper describes the application of hydrogen atomic frequency standardin VLBI international united testing and its special significance and function in VLBI.Mainfactors which affect its operational performance have been analyzed in the paper.Abstract Hydrogen atomic frequency standard,Microwave resonating cavity,Wall shift,Cavity pulling effect