据《中国医学论坛报》1996年2月15日报道，1987年至1994年期间，我国共发生放射事故269起，其中特大事故占11％，重大事故和一般事故分别占45％和44％，造成865人超剂量受照，3人死亡。据统计，80％的放射事故属责任事故，是未能妥善保好好放射源造成的，70％的事故源于放射源 According to the “China Medical Tribune” reported on February 15, 1996, from 1987 to 1994, a total of 269 radioactive accidents occurred in China, of which 11 were major accidents and 45% and 44% respectively for major accidents and ordinary accidents. As a result, 865 people were over-exposed and 3 died. According to statistics, 80% of the radiological accidents are caused by accidental failure to properly maintain the radioactive sources. 70% of the accidents originate from radioactive sources