“SFD--SFD （sudden frequency deviation）”概念、定义、翻译-科学时代

单词	SFD--SFD （sudden frequency deviation）
释义	地球科学词汇手册 SFD （sudden frequency deviation）（短波）频率急偏
随便看	coastal zone coastal zone coastal zone coastal zone management coastal zone mineral resources coastal zone resources coast artillery coast chart coast current coast defense coast defense coast defense engineering coaster coaster coaster coaster coast erosion coast freight coastguard coast guard coasting flight coasting-flight phase coasting missile coasting time coasting trajectory

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

SFD （sudden frequency deviation）