自从全面开展以四新(新地区、新领域、新类型、新深度)为主要内容的二轮普查以来,地矿部门的石油天然气地质工作有了很大进展,获得一批重要成果,积累了新的经验.为开辟油气资源战略后备基地做出了应有的贡献.在几年的实践中,随着改革的发展和情况的变化,原来的勘查任务、战略部署和具体方针政策,也有了不少的调整和变化.面对新的形势, Since the second round of census with Sixin (new regions, new fields, new types, and new depths) as its main content, the geological and petroleum work in the geological and mineral resources sector has made great progress and has achieved a number of important achievements. The new experience has made due contributions to the development of strategic reserve bases for oil and gas resources. In the past few years of practice, with the development of reforms and changes in the situation, the original exploration tasks, strategic deployment, and specific guidelines and policies have also come into existence. Many adjustments and changes. Faced with the new situation,