旧Ｘ射线机改造中应注意的问题杨秋生（江苏省常熟市卫生防疫站，常熟市２１５５００）Ｘ射线机影像增强器以其清晰度高、无需暗室操作，射线输出量减少常被旧Ｘ射线机改造中所采用。但目前生产厂家多，管理无规范，笔者在监测中发现一台在其生产、安装中均存在防护质量问... Yang Xiusheng (Changshu City, Jiangsu Province, Health and Epidemic Prevention Station, Changshu 215500) X-ray image intensifier with its high definition, without the darkroom operation, ray output is often reduced by the old X-ray Machine used in the transformation. But at present, many manufacturers, management, no norms, the author found in the monitoring of its production, installation, there is the quality of protection asked ...