本文介绍了放射事故中所涉及的放射源及其危害,放射性污染现场的控制措施。研究分析了人员体表污染的判断,清除的原则、要求、方法与去污效果的评价。详细介绍了参加救援人员的防护原则、防护装备及现场进行辐射测量的装备。 This article describes the radioactive sources involved in radiation accidents and their hazards, radioactive contamination control measures at the scene. The analysis and analysis of the judgment of personnel surface contamination, the principle of removal, requirements, methods and evaluation of decontamination effect. Described in detail to participate in the rescue workers protection principles, protective equipment and on-site radiation measurement equipment.