为减少放射工作人员和受检者的受照剂量 ,提供有效的诊断信息 ,本文作者于 1998年对北京市各医疗单位 10 3台新安装的Ｘ射线机进行影像质量验收检测。根据检测结果 ,分析了新安装Ｘ射线机的质量状况 ,及部分Ｘ射线机的性能特点。探讨了实际检测中应注意的事项 ,同时也提出一些 In order to reduce the radiation dose of radioactive workers and subjects and provide effective diagnostic information, the author of this paper conducted image quality acceptance inspection on 103 newly installed X-ray machines in medical units in Beijing in 1998. According to the test results, the quality of the newly installed X-ray machine and the performance characteristics of some X-ray machines were analyzed. Discussed matters that should be noted in actual testing, and also proposed some