求翻译：随着松辽盆地勘探开发程度的不断提高和石油勘探技术的不断进步以及勘探领域的不断扩大，勘探地质目标已从寻找大规模构造油气藏为主发展为以寻找微幅度构造和非构造油气藏为主，即已发展为以构造精细描述及岩性油气藏预测为主；因为具有规模构造圈闭基本钻探完毕，即与构造圈闭有关的油气剩余资源越来越少，而被发现的非构造油气藏的数目却逐年增加，并逐渐成为油气勘探的重要领域，尤其是在勘探高成熟区，寻找微幅度构造油气藏，开展构造精细描述及岩性油气藏的预测已成为油田勘探的重点及难点，是寻找后备储量保持原油持续稳产的重要物质支撑 ；是什么意思？

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Along with the pine distant basin exploration development degree uncea

As songliao basin exploration development degree of constantly improve and oil exploration technology of constantly progress and exploration area of constantly expanded, exploration geological target has from looking for mass constructed oil and gas reservoir mainly development for to looking for mi