irrational number
英 [ɪˌræʃənl ˈnʌmbə(r)]
美 [ɪˌræʃənl ˈnʌmbər]
n. 无理数
牛津词典
noun
- 无理数
a number, for example π or the square root of 2, that cannot be expressed as the ratio of two whole numbers
英英释义
noun
- a real number that cannot be expressed as a rational number
双语例句
- Of or relating to an irrational number. digital processing
无理数的无理数的或与无理数有关的数字处理，数字加工 - Suppose that z is an irrational number.
假设z是一个无理数。 - In order to overcome the discontinous phase unwrapping problems existing in the shape measurement of the discontinuous objects, the spatial carrier grating fringe pattern produced by the computer of which the ratio of two frequencies is an irrational number, is introduced.
为了解决非连续物体三维面形测量中所存在的非连续相位解包问题，采用计算机生成的两频率之比为一无理数的电子光栅作为空间载频光栅条纹投影到待测物体表面。 - Statistical Estimation Method of Irrational Number e
无理数e的统计估计法 - Chaos-like characteristics of irrational number series and its application to image encryption
无理数序列的似混沌特性及其在加密中的应用 - Time and fate; If the exponent α is an irrational number, the the values are densely distributed on a circle.
在指数α为无理数时，无穷多值稠密地分布在圆周上。 - The square root of two is an irrational number.
二的平方根是一个无理数。 - A Scheme of Stream Cipher Based on Irrational Number
一种基于无理数的序列密码方案 - Its academic core is to use the characters of the irrational number to finish condensing work.
理论核心是利用无理数所具有的特性完成文件压缩工作。 - A superstition is an irrational idea, like believing that the number 13 is unlucky!
迷信是一种不合常理的想法，比如认为13是不吉利的数字！