而且对于非正规世界，我们一方面可以把它们理解成死点，但另一方面我们也可以通过构造性的方法证明其不是死点。

We can regard abnormal worlds as dead points but on the other hand we can use a constructive way to prove that they're not dead points.

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采用圈闭层封闭面成图技术方法对苏维依组进行分析，发现该组顶部存在构造-岩性型复合圈闭。

The formation was analysed by chart stacking technology along the sealing surface of the trap, a large tectonic lithologic complex trap was found in the top of the formation.

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