重庆綦江观音桥剖面观音桥层的岩性新认识
*
时志强
1,
2
, 彭深远
1,
2
, 赵安坤
3
, 葛禹
1
, 李昌昊
1,
2
New lithological cognition of Guanyinqiao bed at Guanyinqiao section in Qijiang area,Chongqing,Southwest China
SHI Zhiqiang
1,
2
, PENG Shenyuan
1,
2
, ZHAO Ankun
3
, GE Yu
1
, LI Changhao
1,
2
重庆綦江观音桥剖面观音桥层碳、氧同位素值分布特征