改革开放以来，全国卫生医疗单位不同程度地购进世界各国先进的医疗设备。这些设备技人使用后，提高了我国卫生工作的整体水平，为许多患者解除或减轻了痛苦，创造了较好的社会效益和经济效益。随着时间的推移，进口设备的维修、保养、延长使用年限等已成为各医疗单位一个不得 Since the reform and opening up, health and medical units across the country have purchased advanced medical equipment in various countries in different countries. The use of these equipment technicians has improved the overall level of health work in China, relieved or alleviated the suffering of many patients, and created better social and economic benefits. With the passage of time, the repair, maintenance, and extension of the use of imported equipment have become a