“identity matrix”的概念、定义、翻译、参考文献-科学参考

单词	identity matrix
释义	identity matrix [ī`den·ǝ´dē ´mā·triks] ^MATHEMATICS The square matrix all of whose entries are zero except along the principal diagonal where they all are 1.
随便看	light crude light cruiser light curve light cylinder light-day light-distribution photometer light-drawn lighted buoy light emission via inelastic tunneling light-emitting diode light ends lightening hole lighter lighterage lighter-than-air craft light exposure light filter light float light fog light freeze light frost light-gating cathode-ray tube light guide light gun light homing

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。