Sand specimens and gassy sand Preparation
The sand specimens were collected from a gas-rich shallow layer in the Nansha–Zhuhai (Zhongshan) Metro Project (Wanqingsha–Xingzhong Section) in Guangzhou. The tested sand exhibits a specific gravity…
The sand specimens were collected from a gas-rich shallow layer in the Nansha–Zhuhai (Zhongshan) Metro Project (Wanqingsha–Xingzhong Section) in Guangzhou. The tested sand exhibits a specific gravity…