“r”的概念、定义、翻译、参考文献-科学参考

科学参考收录了103327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。

单词	r
释义	r See <<roentgen>>
随便看	electronographic tube electronography electronoluminescence electron optics electron orbit electron pair electron pair bond electron paramagnetic resonance electron paramagnetism electron-positron pair electron-positron storage ring electron probe electron probe x-ray microanalysis electron radiography electron radius electron-ray indicator electron-ray tube electron refraction electron rest mass electron ring accelerator electron shell electron spectroscopy electron spectroscopy for chemical analysis electron spectrum electron spin