“online SDI”概念、定义、翻译-科学时代

单词	online SDI
释义	图书馆、情报与文献学词汇手册 online SDI 联机定题服务
随便看	optical relay optical remote control equipment optical remote control equipment optical repeater optical resin optical resolution optical resolution optical resolution optical resolution optical resonance optical resonator optical resonator optical resonator optical resonator of a p-n junction laser optical return loss optical return loss--optical return loss (ORL) optical return loss (ORL) optical rotary dispersion（ORD） optical rotation optical rotation optical rotation optical rotation optical rotator opticals optical sampling

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。