空气比释动能测量值的不确定度评定  

Evaluation of the Uncertainty of the Measured Value for the Specific Release Energy of the Air

作　　者：张波[1] 王晓明[2] 董新宇[2] ZHANG Bo;WANG Xiaoming;DONG Xinyu

机构地区：[1]天津市天津医院 [2]天津市计量监督检测科学研究院

出　　处：《计量与测试技术》2023年第10期121-122,共2页Metrology & Measurement Technique

摘　　要：医用数字摄影(CR、DR)系统是医疗机构中最常见、最常用的检测设备,其准确性直接影响检测结果。本文根据JJF1059.1-2012《测量不确定度评定与表示》,对DR系统中空气比释动能测量值不确定度因素进行分析与不确定度评定。Medical digital photography(CR,DR)system is the most common and commonly used testing equip-ment in medical institutions,and its accuracy directly affects the test results.In this paper,according to JJF 1059.1-2012"Measurement Uncertainty Evaluation and Expression",the uncertainty factors of air specific kinetic energy measurement in DR System are analyzed and evaluated.

关 键 词：医用数字摄影 示值误差 不确定度 

分 类 号：TH77[机械工程—仪器科学与技术]