“grades of radiological accident”的概念、定义、翻译、参考文献-科学参考

单词	grades of radiological accident
释义	grades of radiological accident Encyclopedia 工学辐射事故分级释 grades of radiological accident辐射事故分级根据辐射事故的性质、严重程度、可控性和影响范围等因素，从重到轻将辐射事故分为特别重大辐射事故、重大辐射事故、较大辐射事故和一般辐射事故4个等级。
随便看	Poincaré invariance Poincaré, Jules-Henri Poincaré last theorem Poincaré-Lefschetz duality Poincaré-Lefschetz duality theorem Poincaré lemma Poincaré-Lighthill-Kuo method Poincaré manifold Poincaré map Poincaré mapping Poincaré method Poincaré metric Poincaré model Poincaré pair Poincaré-Perron method Poincaré polynomial Poincaré problem Poincaré recurrence Poincaré recurrence theorem Poincaré representation Poincaré return map Poincaré return theorem Poincaré section Poincaré separation theorem Poincaré series

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