“primary frequency”的概念、定义、翻译、参考文献-科学参考

单词	primary frequency
释义	primary frequency [`prī´mer·ē `frē·kwǝn·sē] ^{COMMUNICATIONS} Frequency assigned for normal use on a particular circuit or communications channel.
随便看	Günz-Mindel H h Ha ha HAA Haanel depth rule haar Haar measure Haas effect Haase system habenula habenular commissure habenular ganglia habenular nucleus Haber-Bosch process Haber process habit habitat habit plane habitual abortion habituation habitus haboob habutai

科学参考收录了103327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。