结果表明，以可降解餐盒为碳源和微生物附着载体进行异养反硝化，能有效去除水中的硝酸盐。

The experimental results indicate that nitrate can be effectively removed using biodegradable meal box(BMB) as carbon source and biofilm carrier of denitrifying microorganisms.

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运用数理统计、集对分析和灰色系统理论，提出了一种新的相关分析方法——同异反灰色相关分析法。

A new correlation analysis method-identical-discrepant-contrary grey correlation analysis method was put forward using mathematical statistics, set pair analysis and grey system theory.

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运用同异反决策法，综合考虑影响保障顺序的因素，确定保障的优先顺序，通过案例分析，说明该方法可行的性和有效性。

This paper uses IDC decision , thinks over the five factors to determine guaranteed priorities. And illustrating with a case, it demonstrates that this method is feasible and effective.

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