CNOOC Tianjin Company Tianjin 300459 China;
CNOOC Tianjin Company Tianjin 300459 China;
CNOOC Tianjin Company Tianjin 300459 China;
CNOOC Tianjin Company Tianjin 300459 China;
CNOOC Tianjin Company Tianjin 300459 China;
subtle fault; tectonic origin; tectonic development characteristics; hydrocarbon accumulation control; Bohai Sea;