GB/T 23561.14-2010
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 23561.14-2010
Methods for determining the physical and mechanical properties of coal and rock - Part 14: Method for determining the swelling ratio of rock 煤和岩石物理力学性质测定方法 第14部分:岩石膨胀率测定方法
Issued Date:2010-09-26
Implemented Date:2011-02-01
Issued by:
The Standardization Administration of the People's Republic of China