Article 3 the radioactive articles shall be classified into Categories I, II and III according to their characteristics and their extent of potential hazard to human health and environment.
第三条根据放射性物品的特性及其对人体健康和环境的潜在危害程度，将放射性物品分为一类、二类和三类。
Article 3 the radioactive articles shall be classified into Categories I, II and III according to their characteristics and their extent of potential hazard to human health and environment.
第三条根据放射性物品的特性及其对人体健康和环境的潜在危害程度，将放射性物品分为一类、二类和三类。
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