HEBEI UNIVERSITY OF ENGINEERING;
HANDAN 056038;
CHINA;
KEY LABORATORY OF RESOURCE EXPLORATION RESEARCH OF HEBEI PROVINCE;
HANDAN 056038;
CHINA;
HEBEI UNIVERSITY OF ENGINEERING;
HANDAN 056038;
CHINA;
KEY LABORATORY FOR PETROLEUM GEOCHEMISTRY;
CNPC;
BEIJING 100083;
CHINA;