The following sections describe some sample filter expressions.
接下来将描述一些样例筛选器表达式。
It also leaves as an exercise for the reader several enhancements to the way the sample code USES regular expressions.
它还为读者留下了一个练习，要求读者对示例代码使用正则表达式的方式作一些改进。
To begin, let's first look at a few sample XPath expressions that transform XML Schemas.
首先，我们来看几个转换XMLSchema的XPath表达式示例。
With the sample products.xml file from Listing 1 and the PHP5 SimpleXML API, you can experiment with various XPath expressions.
利用清单1中的示例products . xml文件以及PHP5SimpleXMLAPI，可以试用各种XPath表达式。
Script 7.pl matches Unicode characters in regular expressions (7_out.txt shows a sample run of 7.pl).
脚本 Script7.pl 就可以匹配正则表达式中的Unicode字符（7_out.txt 给出了运行 7.pl 的样例输出）。
Listing 5 shows a sample program that demonstrates regular expressions in Squirrel Shell (the code was written by Mr. Makshin and is used with permission).
清单5展示的示例程序演示了SquirrelShell中的正则表达式(代码由Mr . Makshin编写并且得到使用许可)。
The weights of sample index are given by analytical hierarchy process, and expressions of weighted similar coefficient and weighted distance coefficient are induced.
利用层次分析方法给出了样本指标的权重，进一步引入了加权相似系数和加权距离系数的计算公式。
Meantime, the creep stability criteria of rock sample, analytic expressions of the creep deformation, the creep speed and the creep acceleration are given.
同时，得出岩石试件蠕变稳定性的判别准则和蠕变变形、蠕变速率和蠕变加速度的解析表达式。
Using the derived amplitude and phase expressions, the experimental data of the three-layer sample are fitted. The thickness of the buried layer in the sample is calculated.
用推导的振幅和位相表达式拟合三层样品的实验数据，并计算出中间层的厚度。
The traditional 3-d reconstruction method using a face physiology model requires very complex computations, therefore, a sample-based method was developed to synthesize realistic facial expressions.
传统的三维模型加生理模型的方法可以生成真实的人脸表情图像，但是其中的计算复杂度很高。
The general analytical expressions of PTR signal for multilayer samples are derived. The optically opaque three-layer sample is analyzed in details.
从理论上推导了一般情况下多层样品PTR信号的解析式，分析了光学不透明三层样品。
The reasons there are two main expressions for population and sample" is that one is biased estimator and the other is not."
“母体”与“样本”之所以有两种表达公式，是因为一个是有偏估计，另一个则不是。
The reasons there are two main expressions for population and sample" is that one is biased estimator and the other is not."
“母体”与“样本”之所以有两种表达公式，是因为一个是有偏估计，另一个则不是。
应用推荐