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

• By combining unascertained rational number operation with the network-equivalent approach, an algorithm is introduced to calculate the possibility reliability indices of distribution systems.
  结合网络等值法，给出了基于未确知有理数的配电系统可靠性评估模型和算法。
• 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。
• 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。
• Through selecting rational network structure and setting the rational number of implicit layers and their units, network and training procedure are optimized, testing precision is also improved.
  以神经网络合理结构分析方法选取合理结构，确定合理隐层单元的数量，提高网络测试的精度。
• 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。
• The Concept of Unascertained Rational Number and Multiplication Operation
  未确知有理数的概念与乘法运算
• 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；
• 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
• 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。
• Finally, the critical chain schedule management model based on gray entropy algorithm and unascertained rational number contrasted by the traditional schedule plan with safety time is feasible through the case analysis.
  最后，通过案例验证了EPC模式下基于灰熵和未确知有理数的关键链进度管理模型，与传统带有安全时间的进度计划相比节省工期，具有可行性。