目前医用Χ射线机机房建筑屏蔽放射防护检测及结果判定中易出现异议,现就几个方面的问题与同行们一起探讨,目的是促使国家相关标准尽快修订和我们日常监测工作更加科学规范。1检测仪器的选择及使用只有选择合适的设备才能比较准确地反映辐射工作场所情况。在GBZ 138—2002《医 At present, medical X-ray machine room building shield radiological testing and determination of the results prone to dissent, are now on several issues to discuss with colleagues, the purpose is to promote the national standards as soon as possible to amend and our daily monitoring of more scientific and standardized. A detection instrument selection and use Only by selecting the appropriate equipment to more accurately reflect the radiation situation in the workplace. In GBZ 138-2002 "Medical