文档介绍：several group number, then with b ± a, =c,c is is methyl b two vertical box between of accurate size. Per-2~3 measuremen查询行为与用户点击行为；最后进行总结和展望。
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several group number, then with b ± a, =c,c is is methyl b two vertical box between of accurate size. Per-2~3 measurement, such as proceeds of c values are equal and equal to the design value, then the vertical installation accurate. For example a, b, and c valueswhile on horizontal vertical errors for measurement, General in iron angle code bit at measurement level points grid errors, specific method is from baseline to methyl vertical box center line distance for a,, to b vertical box distance for b, list can measured
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several group number, then with b ± a, =c,c is is methyl b two vertical box between of accurate size. Per-2~3 measurement, such as proceeds of c values are equal and equal to the design value, then the vertical installation accurate. For example a, b, and c valueswhile on horizontal vertical errors for measurement, General in iron angle code bit at measurement level points grid errors, specific method is from baseline to methyl vertical box center line distance for a,, to b vertical box distance for b, list can measured
目前，对互联网的大规模搜索引擎日志的用户行为分析已有一些研究成果，主要集中在搜索引擎用户独立查询、查询会话分析以及用户点击行为等方面，但基于移动互联网的用户行为分析相对极少。Si lverstein等(1998)对A ltaV ista用户检索行为进行分析，提出在一个查询会话中，用户只进行一次点击的大约占63．8，约有35．2的用户对于搜索词进行了完全的改变，1