rational number

英 [ˌræʃnəl ˈnʌmbə(r)]

美 [ˌræʃnəl ˈnʌmbər]

n.  有理数

计算机经济

牛津词典

noun

• 有理数
  a number that can be expressed as the ratio of two whole numbers

英英释义

noun

• an integer or a fraction
  Synonym:rational

双语例句

• The paper available mapping of integral coefficient polynomial and rational number, obtain factorization from factorization of polynomial by the way of sieve in true fraction series.
  本文研究整系数多项式的不可约因式，给出了低次不可约多项式的判别的一种方法和一些不可约问题的处理方法。
• Literally, it seems possible to say that the existence of rational number is reasonable.
  从字面上理解，取名“有理数”可能是说，这类数的存在是合理合法的。
• Using ergodic theory, we show that the Lebesgue measure of the tile is a rational number where the denominator equals to the order of the associate symmetry group.
  利用遍历理论，我们可以得到该基本tile的勒贝格测度是一个有理数，该有理数的分母等于定义tile所用到的对称群的阶。
• The research results are as follows: 1. The ribbed slab of the port plate has great impact on the strength of port plate. While designing the port plate, it needs to choose the rational number of ribbed slab and the breadth of it. 2.
  研究结果表明：1.加强筋对配流盘的强度有很大影响，在设计配流盘时，需要合理选择加强筋的个数和宽度。
• The article presents a mathematical model approach based on the the unascertained rational number of evaluating the design of garments production.
  利用未确知有理数理论，给出了对服装生产设计方案的优劣进行评价的一个数学模型方法。
• In addition, the rational number of the material in finite element analysis can provide reference for further study.
  此外，骨骼有限元材料合理赋值数目的确定，为今后骨骼仿真研究材料赋值提供参考。
• By indirectly applying the Eisenstein discriminant method, this paper explores and discusses two ways of judging the integral coefficients polynomials to be irreducible over the rational number field.
  本文讨论用有理函数参数方程理论实现三维空间自由曲面构造的方法，并粗略描述了运用该方法实现计算机辅助制造的算法。
• Nonlinear forced vibration systems could produce complicated dynamic behaviors, whose behaviors will become more complicated when the ratio between the outside exciting frequency and the inherent frequency is rational number.
  非线性强迫振动系统可能产生复杂的动力学行为，尤其是在激励力频率和原系统线性化频率之比为有理数的时候，其行为就更为复杂。
• In order to get rid of the untruthful sampled data, a new method data filtering is put forward in accordance with the theory of unascertained rational number.
  为了去除数据采样中的不真实数据，根据未确知有理数理论提出了一种新的采样数据的滤波方法。
• The result is a comparative unascertained rational number.
  评价结果是个未确知有理数，能比较大小。