expulsive stage

The relationship between faults activity stage and hydrocarbon expulsive stage controlled the distribution, forming and destroy of oil and gas accumulation.

断层活动时期与源岩排烃期（油气源）的匹配关系，决定油气的分布层位及油气藏的形成与破坏。

In the active and expulsive stage, the VAS sores of group ⅰ and ⅱ were lower than those of group ⅲ( P < 0.05).

在分娩活跃期和第二产程，Ⅰ、Ⅱ组VAS明显低于Ⅲ组（P<0.05）。

Results The morbid rate of fetal distress in the expulsive stage group was the highest among the four sets of diagnostic criteria.

结果第二产程组发生胎儿窘迫率最高。四种诊断标准中，以单纯羊水Ⅲ度粪染为其诊断标准的胎儿窘迫发生率，产前组及潜伏期组高于其他两组。