numerator

英 [ˈnjuːməreɪtə(r)]

美 [ˈnuːməreɪtər]

n.  (分数中的)分子

复数：numerators　

BNC.38964 / COCA.34892

牛津词典

noun

• （分数中的）分子
  the number above the line in a fraction , for example 3 in the fraction ¾

英英释义

noun

• the dividend of a fraction

双语例句

• In addition, the difficulty of estimating the index credible interval was overcome by an indirect method which estimated the credible intervals for the numerator and denominator of the index.
  另外，借助于间接估计指标分子和分母置信区间的办法，克服了估计指标置信区间的困难。
• Productivity growth-that is, output per hour-was understated because the output numerator was missing the intangibles, while the denominator included all those hours of work devoted to producing the intangibles.
  生产率的增长即每小时的产出被低估了，因为计算公式中产出作为分子不含无形资产，而分母却包含产生这些无形资产的所有劳动时间。
• In this article, origins of numerator relationship has been proved and the cor-relative calculation formula deduced.
  本文对亲缘协方差的来源及相关公式进行了系统推导，并概括了应用亲缘协方差公式计算动物亲缘系数及近交系数的规则。
• Yttrium oxide Numerator formula: Y2O3 Description: white powder.
  氧化钇化学式：Y2O3说明：白色粉末。
• The numerator polynomial N ( s) is a function of how the input enters the system.
  分子多项式N（s）是表征输入是如何进入系统的函数。
• In this paper, the bias of the ratio estimator and the estimate of mean square errors of this estimator with known numerator have been compared and discussed.
  给出了分子已知情况下比率估计量的偏差和均方误差以及均方误差的估计，并对两类比率估计量进行了比较。
• The traditional method for amplitude-phase frequency characteristic calculation is first to solve the numerator polynomials and denominator polynomials of a transfer function.
  频域计算的传统方法是先求出传递函数的分子多项式和分母多项式。
• "fraction, In arithmetic, a number expressed as a quotient, in which a numerator is divided by a denominator."
  分数，在算术中指两个数量相除的商，被除数称为分子，除数称为分母
• According to the basic theory of IIR filters, a scheme of hardware implementation is worked out combining with the fact that coefficients of numerator and denominator of transfer function are fixed and the structural feature of selected HDPLD.
  以IIR数字滤波器的基本理论为依据，结合滤波器的传递函数分子、分母系数固定这一事实和选用的高密度可编程逻辑器件的特点，确定了IIR数字滤波器的硬件实现方案；
• And now we'll do the bottom, the numerator.
  现在我们做黑板底部的，分母部分。