GB/T 25217.2-2010
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 25217.2-2010
Methods for test,monitoring and prevention of rock burst - Part 2: Classification and laboratory test method on bursting liability of coal 冲击地压测定、监测与防治方法 第2部分:煤的冲击倾向性分类及指数的测定方法
Issued Date:2010-09-26
Implemented Date:2011-02-01
Issued by:
The Standardization Administration of the People's Republic of China