【摘要】 地球环境中的放射性污染有天然辐射来源和人为放射性来源 ,通过消化道、呼吸道和皮肤、粘膜或伤口进入人体内 ,对人体形成直接损伤、间接损伤和远期辐射效应 ,应从内照射和外照射防护两个方面来防止环境中的放射性污染更多还原

【Abstract】 The radioactive contamination in earth environment,which includes natural and artificial radioactive sources and enters human bodies through alimentary and respiratory tracts,skin,mucous membrane or wounds,may injure human bodies directly,indirectly or by long term radiation effect,hence,both internal and external radiation should be considered to prevent radioactive contamination in the environment.更多还原