Because of the low expulsionefficiencyofhydrocarbon in Yingwang area hydrocarbon resources mainly concentrate in Zhidan area.
由于英旺地区排烃效率较低，资源量主要集中在志丹地区。
2
By using a new method and pyrolysis date of rock, study on expulsionefficiencyofhydrocarbon for lower tertiary source rock has been carried out in north area of lower Dongpu Depression.
利用岩石热解资料，采用一种新的方法，对东濮凹陷北部地区下第三系源岩的排烃效率进行了研究。
3
Faulting may improve the efficiencyofhydrocarbonexpulsion and effectiveness of reservoir-forming. The lithologic reservoirs of Es3 are mainly distributed nearby the center of Boxing Sag.