real number

real number什么意思,real number翻译

基本解释

na.: 【数】实数
网络: 实值

权威解释

• 实数:

  any number that is not an imaginary number

英汉解释

• 【数学】实数

• 空袭飞机批次

例句

• 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。

• 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。

• 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。

• 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。

• 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。

• 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。

• 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。

• 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。

• 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。

• 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。