史颖

An ultra shallow source air gun modular system and process for

王红军, 马强, 李海军, 2014 .

Combined ultra-shallow water air gun source system

王红军, 马强, 李海军, 2014 .

Combined ultra-shallow steam gun vibration source system and process method

王红军, 马强, 李海军, 2014 .

Mud gun drilling tool

刘军, 王斌, 付强, 2014 .