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

• 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。
• On expressing any positive rational number as sum of different terms of a given subsequence of harmonic sequence, some particular cases are studies.
  对于用调和数列的子列表示正有理数的问题，研究了一些特殊情况。
• 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 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。
• 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。
• A simple discriminance on the matrix of rational number field Q to cycle matrix
  有理数域Q上的矩阵为周期矩阵的一种简易判别法
• This paper presents a simple algorithm of the rational number and location of the removing-barrier Stations in a road net.
  为在一个道路交通网内确定建立清障站的合理个数和站址的选择，本文提供了一种简明算法。
• 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。
• Based on the number set, a new commutative semi-group is established in the integer number and extended in number fields of rational number, real number and the complex number.
  在数集的基础上，在整数域上建立了一个新的交换半群，并在有理数域、实数域和复数域上进行了推广；
• 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。