“near focussing device”的概念、定义、翻译、参考文献-科学参考

单词	near focussing device
释义	near focussing device 近距离调焦装置
随便看	emery sand emery stick emery stone emery tape emery wheel emery-wheel emesis gravidarum E-metal emetic emetic action emeticclogy emetine emetine bismuth iodide emetine hydrochloride emetisan emetocathartic emetogenic rupture emetology emetomania emetomorphine emetophobia EMG control EMG integrator EMG measuring electrode emiction

科学参考收录了1248194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。