A risk assessment matrix is built up through grading the hazards of regional debris flow and the social economic vulnerability.

通过将泥石流灾害的危险性和区域社会经济易损性进行分级，建立了风险评价矩阵。

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The trouble, say critics, is the combination of strict grading with an overloaded timetable and a focus on learning through failure.

评论家说，麻烦是严格的分级和重载时间表与在失败中学习的结合。

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A fully automatic temperature setting routine guides the user through the grading process, making asphalt grading as easy as possible.

全自动温度设置程序引导用户分阶程序，以更容易得获得沥青分阶。

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For some courses, papers or projects are assessed through a peer grading system.

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Ofqual acknowledged grade boundaries had changed part way through the year, but stood by a new June grading system in a row over results.

BBC: Welsh government to consider English GCSEs report

The trouble, say critics, is the combination of strict grading with an overloaded timetable and a focus on learning through failure.

ECONOMIST: French education