“reciprocal difference”概念、定义、翻译-科学时代

单词	reciprocal difference
释义	数学词汇手册 reciprocal difference 倒差分
随便看	p-n junction diode p-n junction diode laser p-n junction laser p-n junction laser p-n junction photodiode p-n junction rectification p-n junction rectifier p-n junction semiconductor laser PNL（perceived noise level） PNNI (Private Network-to-Network Interface) PnP P/N--P/N (promissory note) PnP (Plug and Play) PnP (plug and play) PnP--PnP (plug and play) P/N (promissory note) P/N (promissory note) PNRP PNRP--PNRP (prospective normal retirement pension) PNRP (prospective normal retirement pension) PNS PNS--PNS（peripheral nervous system） PNS方程 PNS方程--抛物化N—S方程 PNS（peripheral nervous system）

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。