L Xiaobing, H Zhengjun, J Zhifeng, W Lunkun, W Zhixin… - Oil Forum, 2019 - sykjlt.com
Investment for global oil and gas exploration reached US $43.4 billion in 2017, while 3D seismic acquisition was 31.3× 104km2. A total of 1445 exploratory wells were drilled …