“signum”的概念、定义、翻译、参考文献-科学参考

单词	signum
释义	signum [`sig·nǝm] ^MATHEMATICS The real function sgn(x ) defined for all x different from zero, where sgn(x ) = 1 if x > 0 and sgn(x ) = -1 if x 0.
随便看	integrated profile integrated radiation integrated reflection integrated semiconductor integrated services digital network integrated software integrated thermionic circuit integrated train integrating accelerometer integrating amplifier integrating detector integrating factor integrating filter integrating frequency meter integrating galvanometer integrating gyroscope integrating ionization chamber integrating meter integrating network integrating-sphere photometer integrating water sampler integration integration by parts integration constant integration efficiency

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。