数字化影像技术在近20a得到迅速的发展,因此被评价为20世纪医学发展的重要成就之一。电子计算,信息技术的飞速发展,为医学影像技术的发展提供了充足的动力,数字化已成为医学影像技术发展的必然方向,计算机X线摄影(CR)等数字化影像系统及应用已成为国内医学界的关注[1]。全新的 The rapid development of digital imaging technology in the recent 20 years, it was evaluated as one of the important achievements in the development of medicine in the 20th century. The rapid development of electronic computing and information technology has provided sufficient motivation for the development of medical imaging technology. Digitization has become the inevitable direction for the development of medical imaging technology. Digital imaging systems such as computerized radiography (CR) and their applications have become the focus of the domestic medical community The concern [1]. Brand new