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医疗照射是以诊断和治疗为目的而施加给病人的一种人工辐射，它给人类带来巨大利益的同时也给人类带来潜在危害。医疗照射特别是其中的医用X射线诊断是造成人类集体剂量负担最大的人工辐射源。随着科学技术的进步，X射线诊断的应用越来越广泛。为了解我省医疗照射的剂量状况，1
Medical radiation is a type of artificial radiation applied to patients for the purpose of diagnosis and treatment. It brings great benefits to human beings and brings potential harm to human beings. Medical exposure, especially the medical X-ray diagnosis among them, is the artificial radiation source that causes the largest human collective dose burden. With the progress of science and technology, X-ray diagnosis is more and more widely used. To understand the dose of medical radiation in our province, 1