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Ｘ射线诊断的医疗照射是最大的人工电离辐射照射来源[1] 。Ｘ射线诊断的医疗照射调查具有重要意义。调查方法根据“九五”期间全国医疗照射调查方案要求[2 ] ,我们于 1999年 4月至 12月在全省范围内对Ｘ射线诊断基本状况及 1996年、1998年Ｘ射线诊断检查人次数进行了普查。并在
Medical irradiation with X-ray diagnosis is the largest source of artificial ionizing radiation [1]. The medical radiation investigation of X-ray diagnosis is of great significance. The survey method was based on the requirements of the national medical radiation survey program during the “Ninth Five-Year Plan” period[2]. From April to December 1999, we conducted the basic status of X-ray diagnosis in the province and the number of X-ray diagnostic inspectors in 1996 and 1998. A census was conducted. And in