The reliability calculated using statistic data of failure rates is unpractical for design, inspection and maintenance of pipeline's.

但是，该可靠度的计算结果实用性不强，不便于将其结论直接用于管道设计、在线检测评估、管线维护等实际工作。

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Method Using EPI software for data importing and statistic analysis.

方法用EPI软件进行资料的输入和数据处理。

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Methods: Using PEMS statistic software to deal with the data of the fifth census.

方法：利用PEMS统计软件对第五次人口普查资料进行分析处理。

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The hazard of unemployment is not an official statistic but it is calculated using the Labour Force Survey, which is where much of our official data on unemployment comes from.

BBC: Go Figure: How likely are you to lose your job?