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治疗计划系统（TechnicalPlanningSystem；TPS）设备是一台为直线加速器外照射做治疗计划的设备。它主要包括PDPll心4小型计算机及计算机所带的外部设备，该设备于1982年由美国引进，曾经在医、教、研中发挥了巨大作用。到90年代初期设备进入耗损故障期，整机故障不断，已基本
The Medical Planning System (TPS) device is a device for treating a linear accelerator externally. It mainly includes PDPll4 small computers and external equipments brought by computers. The equipment was introduced by the United States in 1982 and has played a tremendous role in medicine, education, and research. In the early 90’s, the equipment entered the wear-out failure period.