An RSS document is an XML file that contains a number of discrete news items, such as entries in a Web log (see Figure 1 for a sample RSS feed).
RSS文档是一个XML文件,它包含大量离散的新闻项,如某个网志中的入口项(rss提要的例子参见Figure 1)。
In sampling, we choose a small number of items which we think are typical of the whole and examine the sample.
在采样时,我们选择少量我们认为是代表整体的东西,并对这个样本进行研究。
In sampling, we choose a small number of items which we think are typical of the whole and examine the sample.
在采样时,我们选择少量我们认为是代表整体的东西,并对这个。
应用推荐