“equivalent diameter”的概念、定义、翻译、参考文献-科学参考

单词	equivalent diameter
释义	equivalent diameter [i`kwiv·ǝ·lǝnt dī`am·ǝd·ǝr] See <<nominal diameter>>
随便看	beam edge beam efficiency beam expander beam extractor beam fill beam-foil spectroscopy beam form beam-forming electrode beamguide beam hanger beam holding beam hole beamhouse beam-indexing tube beam lead beam lobe switching beam magnet beam parametric amplifier beam pattern beam pocket beam power tube beam pumping unit beam recording beam resonator beam rider

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。