of;
Geology;
and;
Geophysics,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100029,;
China;
Exploration;
&;
Production;
Company,;
Beijing;
100007,;
China;
Research;
Institute;
of;
Petroleum;
Exploration;
&;
Development,;
Beijing;
100083,;
China;