“plumb bob”的概念、定义、翻译、参考文献-科学参考

单词	plumb bob
释义	plumb bob [`plǝm ´bäb] ^ENGINEERING A weight suspended on a string to indicate the direction of the vertical.
随便看	Xiphodontidae Xiphosura Xiphosurida Xiphydriidae xi-zero particle XOFF XON XOR X organ x-parallax XPS X punch x-radiation x-ray absorption x-ray absorption near-edge structure x-ray analysis x-ray astronomy x-ray background x-ray binary x-ray burster x-ray cluster x-ray crystallography x-ray crystal spectrometer x-ray diffraction x-ray diffraction analysis

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。