试述CR、DR的工作原理和比较应用

Describes the working principles of CR and DR,and compares their characteristics

本文通过讲述计算机X线摄影(CR)和数字X线摄影(DR)两大数字化摄影技术工作原理和就其他们的特点进行比较。说明医院如何合理的选配CR、DR。

This article describes the working principles of computed radiography （CR） and diqited radiogaph （DR）, and compares their characteristics as well, in order to explain how to select CR and DR rationally in hospitals.