Attenuation Measurement System based on IF Substitution Method
LIU Jie;ZHANG Guo-hua;YANG Chun-tao;GAO Chun-yan
JOURNAL OF ASTRONAUTIC METROLOGY AND MEASUREMENT . 2012, (1): 1 -4 .  DOI: 10.12060/j.issn.1000-7202.2012.01.01