“ultramicroscopic structure”的概念、定义、翻译、参考文献-科学参考

单词	ultramicroscopic structure
释义	ultramicroscopic structure Encyclopedia 理学超显微构造释 ultramicroscopic structure超显微构造在普遍光学显微镜下观察不能分辨清楚，借助扫描电子显微镜（SEM）、投射电子显微镜（TEM）或电子背散射衍射系统，能观测和测量岩石和矿物各部细微乃至纳米级的结构和构造。
随便看	natural purification natural purification technology natural quartz natural radiation belt natural radiation level natural radiation source natural radioactive decay series natural radioactive nuclide natural radioactivity natural radioactivity survey instrument natural radio background natural radioelement natural radioelements natural radionuclide natural range natural reactor natural reference frame natural reference system natural refrigerant natural region natural regionalization map natural regulation of population natural regulatory T cell，nTreg natural release natural remnant land

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