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- Rational Number Concepts.In R.Lesh &M. 主要研究方向：基础教育数学课程改革。
- A rational number can be expressed as a ratio of two integers. 有理数可以被整数整除。
- We recall the notion of rational number, defined as a quotient of two integers. 我们回想有理数的概念，它定义为两个整数之商。R r
- The rational numbers also fit into this scheme. 有理数也适用于这个图形。
- Provides a class that fully-encapsulates rational number operations. 提供的这个类完全封装了理性数字运算。
- It is not necessary to enter into the rational numbers. 已经没有必要去讨论有理数。
- Applying unascertained rational number to evaluate the achievements of sports gives the reliability of evaluation. 摘要应用未确知有理数统计方法在评价体育运动技术成绩时给出了评价的可靠程度。
- Integers,rational numbers,and irrational numbers are all real. 整数、有理数和无理数都是实数。
- Finally, the formulas of rational number of spare full ladles and maximal heat number of sequential casting are given. 最后，通过分析各工序具体的时间，给出了连铸机开浇前合理备包个数的计算公式以及连铸机最大连浇炉数的计算公式。
- The two fractions represent a range of rational numbers. 这两个分数表示一个有理数区域。
- Use division transformation, the rational number must be expressed by limited decimal or unlimited circulating decimal. 利用带余除法公式，给出有理数必可表示为有限小数或无限循环小数的证明。
- Integers, rational numbers, and irrational numbers are all real. 整数、有理数和无理数都是实数。
- We call the set of real integers and fractions "rational numbers. 我们把整数和分数的集合称为"有理数"。"
- Finally,the formulas of rational number of spare full ladles and maximal heat number of sequential casting are given. 最后,通过分析各工序具体的时间,给出了连铸机开浇前合理备包个数的计算公式以及连铸机最大连浇炉数的计算公式。
- The first fraction is the smallest rational number in the range, and the second fraction is the largest rational number in the range. 第一个分数是该区域中最小的有理数,第二个分数是该区域中最大的有理数。
- A real number is said to be a rational number if it can be expressed as the ratio of two integers, where the denominator is not zero. 意思是:这里的正符号”+”不是表示加法运算;而是数本身的符号系统的一部分.
- 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。
- The advantages are: (1) the assessment is calculable and descriptive; (2) the result is a comparative unascertained rational number. 用此方法的优点是：(1)评价结果不仅定量化，而且整体刻画能力强；(2)评价结果是个未确知有理数，能比较大小。
- By the arithmetic operation rules of unascertained rational number, the expression of unascertained weight coefficient is derived. 利用未确知有理数的运算规则，推导出系统可靠性分配的未确知权系数表达式。
- Rational numbers and irrational numbers together form the set of real numbers. 有理数与无理数一起构成实数。
