“quadratic equation”的概念、定义、习题解题方法及翻译-物理辞典

单词	quadratic equation
释义	quadratic equation An equation of the second degree having the form ax² + bx + c = 0 . Its roots are: x = [-b ± v(b² - 4ac)]/2a
随便看	opera glasses operator opposition optic axis optical activity optical axis optical centre optical fibre optical flat optical glass optical isomers optical maser optical microscope optical pumping optical pyrometer optical rotary dispersion optical rotation optical telescope optical temperature optics optoelectronics or circuit orbit orbital orbital quantum number

物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。