变量会使用它们表示的值进行计算和替换。
Variables are evaluated and replaced with the value they represent.
其中' ？ '表示代入应用程序变量值的位置。
The '? 'indicates the position where values of application variables can be substituted.
请注意，所有的内务处理变量(如fetch计数)都是用RDF表示的，并且保存在RDF存储中。
Note that all housekeeping variables, such as the fetch count, are expressed in RDF and kept in the RDF store.
Dateandtime输入参数是一个XPath表达式，该表达式默认情况下使用变量表示函数的输入连接。
The Date and time input parameter is an XPath expression, which by default, uses the variable representing the input connection of the function.
用以表示函数、操作符和变量类的定义如清单1所示。
Listing 1 shows the definitions of the classes used for representing functions, operators, and variables.
xDelta变量将存储结果，它表示每个温度点之间的像素数。
The xDelta variable stores the result, which represents the number of pixels between each temperature point.
docName变量表示要搜索的文档。
promise变量用来表示某些异步操作的结果。
A promise is a variable that represents the outcome of some asynchronous operation.
debug倾向于用于表示诸如变量在某个时刻的值等内容。
Debug would tend to be used to indicate such things as the value of variables at certain points.
如果电话线上有足够的音量(通常表示有人在说话)，则设置渲染变量。
If there is enough loudness on the line, which usually indicates someone speaking, the render variable is set.
AST是源代码的树形表示，它包含了从变量声明到功能定义和方法调用的全部内容。
The AST is a tree representation of the source code that contains everything from variable declarations to function definitions and method invocations.
它们产生在一条曲线上，任何的积分都可以只用一个变量来表示，进行变量替换后，你得到一个，我们知道怎样计算的，单变量积分。
They take place in a curve.You express everything in terms of one variable and after substituting, you end up with a usual one variable integral that you know how to evaluate.
我通常使用大写形式来表示脚本内的所有变量，如清单3所示，但您不需要这样做。
I usually capitalize all variables within my scripts, as shown in Listing 3, but you don't have to.
在当前环境下，通过选择实例变量来表示计算得到的中间值和汇总结果，从而实施了该原则。
In the present context it is enforced by selection of instance variables to represent computed intermediate and summary results.
可以看到，表示变量并不需要任何特殊的字符。
As you can see, there are no special characters to denote a variable.
上面显示的缓冲区变量表示实际的XML块。
The buffer variable shown above represents an actual XML block.
这些变量表示会随时间而变化的值。
These variables represent a value that can change over time.
您可以添加可选的参数，即保存从外部程序返回的代码的变量，比如表示成功的0，这为调试提供更好的机制。
You can add an optional argument, a variable that holds the return code from the external program, such as 0 for success, which provides a better mechanism for debugging.
在模块的加载和卸载期间，模块子系统维护了一组简单的状态变量，用于表示模块的操作。
During module load and unload, the module subsystem maintains a simple set of state variables to indicate the operation of a module.
早期的程序员们很快发现了数字的文本表示与程序能在上面执行数学运算的数字变量显著不同。
Beginning programmers quickly discover that the textual representation of a number differs distinctly from a numeric variable on which programs can perform mathematical operations.
这表示可以使用某个变量的字符串值指定另一个变量的名称。
What this means is you can use the string value of a variable to specify the name of another variable.
电流产生了磁场，导致第三个变量的产生-磁通量，它表示磁场的强弱。
Currents create magnetic fields, leading to a third variable, magnetic flux, which characterises the field's strength.
接下来的两行代码表示变量t确实指向函数。
The next two lines demonstrate that the variable t really does point to a function.
类包含了所有需要的导入语句和表示名称空间的变量。
The class includes all of the import statements you'll need, as well as variables representing the needed namespaces.
NU表示这个约束的上界有一个非基本变量。
NU means that there's a non-basic variable on the upper bound for that constraint.
在编写配置文件时，变量都以百分比符号(%)开始，表示未知的信息。
Variables begin with a percent symbol (%) and stand in for information that can't be known when the configuration file was written.
这个接口给出了表示一个参数类型的变量(如这个类型名中变量“ D ”)的细节。
This interface gives the details of a variable that represents a parameter type (such as the variable "d" within this type name).
表示不变量的另一种方法是泛型-作为其它类型参数化的类型来支持类型系统(本专栏中最近一系列文章的主题)。
Another approach to expressing invariants is to bolster the type system with generic types, types parameterized by other types (the topic of our the most recent series of articles in this column).
注意问号的使用(？)是为了表示术语是变量。
Take note of the use of question marks (?) to indicate that the term is a variable.
这意味着，我从时间的角度来表示位置，时间真的是很好的参变量吗？
That means that I have, maybe I'm expressing the position in terms of time Let's see, is time going to be a good thing to do?
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