搜索引擎使用一种称为搜寻器(或称蜘蛛机器人)的自动程序随着将网页连接一起的超级链接的足迹来收集资料。
Search engines rely on programs known as crawlers (or spiders) that gather information by following the trails of hyperlinks that tie the Web together.
如果您使用的测试设定会执行自动化测试或远端收集手动测试资料，则必须在测试设定中定义角色集。
If you use test Settings that run automated tests or collect data remotely for manual tests, you must define a set of roles in your test Settings.
在系统上对各类远程教育站点上收集的文本资料信息自动进行分类挖掘，取得了较好的实验效果。
The system classifies the text resource information collected from all kinds of remote education websites, and good experiment results have been got.
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