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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

        • Concretely work include: 1.put forward a public-key encrypt algorithm that based on polynomial residual-class ring in rational number field, and it's derivative encrypt algorithm, and analyze their security;
          本文具体工作主要包括:(1)给出了一个基于有理系数域多项式剩余类环的加密算法,并在此基础上派生出一个特例算法,分析了它们的安全性;
        • 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。
        • The unascertained rational number with higher order can precisely simulate the situation of the market and give much information and alternative strategies for the enterprise.
          高阶的未确知数可以更为精细地反映市场的真实情况,为发电企业提供更为详细的市场信息和备选方案。
        • 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。
        • 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 Concept of Unascertained Rational Number and Multiplication Operation
          未确知有理数的概念与乘法运算
        • 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 Research on Asynchronous Data Fusion Algorithm Based on Sampling of Rational Number Times
          基于有理数倍采样的异步数据融合算法研究
        • 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。