“EM”的概念、定义、翻译、参考文献-科学参考

单词	EM
释义	EM Encyclopedia 医学有效掩蔽释 effective masking; EM有效掩蔽纯音测听中，当测试听力较差耳时，为防止对侧听力较好耳偷听产生“交叉听力”，在对侧耳处给予掩蔽音干预，从而提高对侧耳听阈，避免偷听，以获得患耳真实听阈水平的方法。 Physics EM=exposure meter曝光表 Astronomy EM全称：emission measure。发射量度 Chemistry ＞物理化学＞胶体化学＞释义 electron microscopy (EM)电镜技术
随便看	exact controllability exact couple exact covering system exact current exact definition exact diagonalization exact diagram exact diffeomorphism exact differential exact differential equation exact differential form exact differential transformation exact distribution exact divisibility exact division exact divisor exact endomorphism exact enumeration exact equation exact estimate exact exchange exact expression exact form exact formula exact function

科学参考收录了854744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。