late hydrocarbon accumulation的意思|示意

In the areas that are favorable for exploration, Paleozoic strata are generally well preserved and reservoirs with high secondary HC-generating intensity were the late hydrocarbon accumulation.

海相油气勘探的有利地区，一般古生界保存完好，二次生烃强度大，且为晚期成藏。

The petroleum system is of early trap and late hydrocarbon generation and accumulation.

其含油气系统具有早圈闭、晚生烃、晚成藏的特点。

Hence the major period for hydrocarbon accumulation is the late period of the Mingshui Formation deposition.

因此，明水组沉积末期成为油气成藏的主要时期。

The tectonic activities had the constructive role for hydrocarbon accumulation. The neotectonic movement or late-stage tectonics controlled hydrocarbon distribution.

③构造活动在油气成藏过程中具有建设性作用，晚期构造（或新构造）控制油气分布。

The late-stage accumulation in the Huanghekou sag is characterized by late quick hydrocarbon generation, late vertical migration through faults, near-source accumulation and late charge.

研究结果表明，晚期快速生烃、晚期垂向断裂输导、近源成藏和晚期充注是黄河口凹陷油气晚期成藏的主要特征。