在石油地质工作的全局中,油气普查是一个独立的阶段,是发现油气田的先行。人们往往容易看到的是油气田发现以后的结果和发展,而不了解,不注意,不重视在这以前实施先行步骤所付出的复杂和艰辛的劳动,不去研究油气普查工作过程中的一系列特殊规律性。在未发现油气田之前,或者由于没有足够的理论勇气和坚定性,或者缺乏扎实的基础工作,往往 In the overall work of petroleum geology, oil and gas census is an independent stage, is to discover oil and gas fields in advance. It is often easy to see the results and development of oil and gas fields discovered afterwards without understanding or paying attention to the complex and arduous work they have paid in implementing the preceding steps and not studying a series of oil and gas census work Special regularity. Before the discovery of oil and gas fields, or because there is not enough theoretical courage and firmness, or lack of solid foundation work, often