“DC secondary and primary clock system”概念、定义、翻译-科学时代

单词	DC secondary and primary clock system
释义	市政工程词汇手册 DC secondary and primary clock system 直流子母钟系统
随便看	cut cut a melon cut and cover cut and fill cut and fill stoping cut-and-fold cut and paste cut and paste cut-and-trial cutaneogalvanic reaction cutaneous acupuncture needle cutaneous anthrax cutaneous distention cutaneous muscle cutaneous myxidiasis cutaneous part cutaneous pouch cutaneous pruritis cutaneous receptor cutaneous reflex cutaneous region cutaneous respiration cutaneous scraping therapy cutaneous sensation cutaway

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。

DC secondary and primary clock system