中華人民共和國國家標準
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 24791.1-2009
Photography - Sensitometry of screen/film systems for medical X-radiography - Part 1: Determination of sensitometric curve shape, speed and average gradient 攝影 醫療X射線成像用屏/片系統的感光測定 第1部分:感光特性曲線形狀、感光度與平均斜率的測定
Issued Date:2009-12-15
Implemented Date:2010-06-01
Issued by:
The Standardization Administration of the People's Republic of China