英语词汇“spectral index”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	spectral index
释义	spectral index noun An exponential factor relating the flux density of a radio source to its frequency.
随便看	periodise periodization periodize periodizer periodogram periodogram analysis periodograph periodology periodontal periodontal ligament periodontally periodontal membrane periodontic periodontics periodontist periodontitis periodontium periodontoclasia periodontology periodontosis periodontum period pain period piece periodus period–luminosity

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。