单词SHF
abbr.: (=superhigh frequency)【无线】超高额网络: 超高频；收缩性心衰(systolic heart failure)；分步糖化发酵(Separate Hydrolysis and Fermentation )
Specification of SHF 12-channel carrier systems and equipments for open-wire pair
架空明线超12路载波系统与设备基本技术要求