中華人民共和國國家標準
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 15445.5-2011
Representation of results of particle size analysis - Part 5: Methods of calculations relating to particle size analyses using logarithmic normal probability distribution 粒度分析結果的表述 第5部分:用對數正态概率分布進行粒度分析的計算方法
Issued Date:2011-06-16
Implemented Date:2012-03-01
Issued by:
The Standardization Administration of the People's Republic of China