“直接序列扩频”的概念、定义、翻译、参考文献-科学参考

单词	直接序列扩频
释义	直接序列扩频 Encyclopedia 工学扩展频谱技术释 direct sequence spread spectrum直接序列扩频用高速率的扩频序列在发射端扩展信号的频谱，而在接收端用相同的扩频码序列进行解扩，把展开的扩频信号还原成原来信号的扩展频谱技术。简称直扩。
随便看	spurious disk spurious fruit spurious image spurious line spurious periodicity spurious radiation spurious signal spurious state spurium spur of a matrix spur of nasal septum spur reaction spurs spurt from inlet of mould box spurting copper basin sputnik Sputnik-1 Sputnik Planitia sputter deposition sputtered film disk sputtered neutral mass spectrometry sputtered neutral mass spectrometry, SNMS sputter etching sputter etching and milling sputtering

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。