研究认为钻探失利是所钻圈闭构造位置较高、剥蚀强烈、油气保存条件差所致。
It is believed that drilling failure is due to the high structural position of the drilled trap, strong denudation and poor oil and gas. preservation conditions.
在此基础上对牛心坨周边所有圈闭进行综合评价，发现有利圈闭3个，具有钻探部署潜力。
All traps around Niuxintuo have been evaluated and 3 favorable traps are considered to have exploratory drilling potential.
隐伏断裂及构造圈闭是目前钻探的主要目标。
The blind faults and structural traps have been the main target for exploration.
自1993年开始进行风险勘探以来，钻探目标主要是背斜圈闭，主要油气藏类型均为背斜或断背斜型。
Since 1993, the drilling targets of this basin have been focused on anticline traps all along.
圈闭评价工作是油气资源评价的一部分，圈闭评价的直接效应是钻探；
The evaluation of traps is a part of work in the evaluation of resources of petroleum and gas.
刘9井位于刘庄油气田断鼻构造圈闭高部位，是三十年前钻探的一口裸眼工程报废井。
Liu9 well drilled and explored before 30 years is one engineering abandoned well with open hole which is situated at high part of fault nose structure trap in Liuzhuang oil and gas field.
刘9井位于刘庄油气田断鼻构造圈闭高部位，是三十年前钻探的一口裸眼工程报废井。
Liu9 well drilled and explored before 30 years is one engineering abandoned well with open hole which is situated at high part of fault nose structure trap in Liuzhuang oil and gas field.
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