real number

美 
英 
  • n.实数
  • 网络有理数和无理数统称实数；实数类；第二节实数

权威英汉双解

英汉

英英

网络释义

Real Number
n.
1.
实数any number that is not an imaginary number

例句

释义:
全部全部,实数实数,有理数和无理数统称实数有理数和无理数统称实数,实数类实数类,第二节实数第二节实数
类别:全部全部,口语口语,书面语书面语,标题标题,技术技术
来源:全部全部,字典字典,网络网络
难度:全部全部,简单简单,中等中等,难难
1.
He said he suspected that the real number was much higher because his organization's list was compiled mostly from accounts on the Internet.
他怀疑真正的数字要远远高于他的研究小组得出的数据，这些数据只是根据网上的资料编辑得来的。
article.yeeyan.org
2.
Many of the familiar algebraic rules for Real number arithmetic do not always hold for floating-point arithmetic.
对于浮点算法而言，许多惯用的实数算法代数规则有时并不适用。
msdn2.microsoft.com
3.
Before moving on I can describe a very simple example of pre- and post-conditions: a routine that computes the square root of a real number.
在结束此话题之前，我可以举一个有关前置和后置条件的简单例子：一个例程要计算一个实数的平方根。
www.52rd.com
4.
Description Constants which define the format of the character representation of a real number.
这些常量定义了实数以字符表达时的格式。
www.sf.org.cn
5.
Authorities said the real number of infections could already be in the hundreds.
有关部门说，实际感染人数可能已经有数百人。
www.chinadaily.com.cn
6.
An expression that is the sum of a real number and a vector and that contains four terms, one real and three imaginary.
（四元数）一实数和一矢量的和的表达式，有四个项，一个为实数项，另外三个为虚数项。
dict.ebigear.com
7.
Residents said the real number of sick people could be much higher.
当地居民称，血铅超标的实际人数高于这一数字。
www.chinadaily.com.cn
8.
Perhaps, but at some point, I must deal with the fact that real number arithmetic is not exact on digital computers.
也许，但在某种程度上，我必须处理实数运算在计算机上是不精确的事实。
www-128.ibm.com
9.
Single- precision numbers store an approximation of a real number .
单精度数值存储实数数值的近似值。
10.
The difference lies in the fact that floating-point data types used in computers can't hold every real number.
区别在于一个事实：计算机中使用的浮点数据类型无法包含每个实数。
www.ibm.com