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第一、概述一、x 线电视的发展二、x 线电视的组成和分类(一)x 线机透视萤光屏+电视摄像+电视显像(二)x 线机+影像增强管+电视摄像+电视显像(三)x 线机+影像增强管+自动剂量控制+电视装置(四)x 线机+影像增强管+电视装置+光电自动剂量控制
First, an overview of the development of x-ray television Second, the composition and classification of x-ray television (a) X-ray fluoroscopy screen + TV camera + TV imaging (b) x ray machine + image enhancement tube + video camera + TV imaging (three) X-ray machine + image enhancement tube + automatic dose control + TV set (four) x ray machine + image enhancement tube + TV set + photoelectric automatic dose control