“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	positive contrast positive contribution positive contribution Monte Carlo method positive control positive correlation positive crystal positive current positive curvature positive curvature manifold positive cycle positive definite positive definite bi linear form positive definite bi-linear form positive definite closed form positive definite form positive definite function positive definite functional positive definite Hermitian matrix positive definite inner product axiom positive definite kernel positive definite matrix positive definiteness positive definite operator positive definite potential positive definite product

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。