首页英语词典quadraticquadratic英英释意

quadratic

英 [kwɒ'drætɪk] 美[kwɑ'drætɪk]
  • adj. [数] 二次的
  • n. 二次方程式

英英释意


1. an equation in which the highest power of an unknown quantity is a square
2. a polynomial of the second degree

双语例句


1. Every function whose derivative is linear is a quadratic function.
任意一个导数为线性函数的函数都是二次函数.

来自辞典例句

2. This is usually a much stronger requirement than quadratic integrability.
这通常是一个比平方可积更强的要求.

来自辞典例句

3. The quadratic aperture of the cat's - eye diaphragm is imaged too large.
猫眼光栏的方形光孔成象太大.

来自辞典例句

4. Some quadratic equations have no real roots.
某些二次方程没有实数根.

来自辞典例句

5. Their difference is a quadratic residue of 17.
它们的差是17的平方剩余.

来自辞典例句