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治疗计划的正确执行受多种因素影响，而放疗技术员重复、正确的摆位投照是实施肿瘤放疗计划的基本保证，即使是一些很小的摆位误差都会使计划执行受到影响。现将我们对1000野激光校正的情况分析如下。1资料直线加速器X统治疗的放疗病人照野1000野，其中头颅野200野，颈部野241?
The correct implementation of the treatment plan is affected by a variety of factors. The repeated and correct placement of radiotherapy technicians is the basic guarantee for the implementation of the radiotherapy plan for tumors. Even a small set-up error will affect the implementation of the plan. Now we analyze the situation of the 1000 wild laser correction as follows. 1 data linear accelerator X system treatment radiotherapy patient wild field 1000 wild, including wild field 200 wild, neck wild 241?