地球科学

• 始新世

  Through integration analyse the periphery and inner Bohu sag uplift-chilling age of the basin, we confirmed the time limit of tectonic uplift-chilling event is 3762Ma（Eocene to Paleocene）.

  通过对盆地内部博湖南北坳陷抬升-冷却年龄的综合分析,确定盆地内部构造抬升-冷却事件的时限为37～62Ma(始新世到古新世)。

• 始新统

  Dongying depression Upper part of middle Eocene series and upper Eocene series sequence strati-graphic model oil and gas accumulation

  东营凹陷中始新统上部-上始新统层序地层模式油气聚集。

生物学

• 始新世

  According to the characteristics of palynofloras and compare other similar palynofloras, the geological age of the first and second assemblage is late Eocene to early Oligocene.

  根据孢粉植物群特征，对比其它相似孢粉组合，山羊沟一、二孢粉组合地质时代接近于晚始新世——早渐新世。