含油面积又称储油面积指油藏产油段在平面上的投影。 具有工业油流地区的面积，是容积法计算储量的首要参数。一个圈闭发现工业油流后，首先要探边，在确定油藏的范围后，才能计算储量。含油面积的大小，取决于产油层的圈闭类型、储集层物性变化及油水分布规律，所以它又是油田勘探的综合成果，对于油层均质、物性稳定、构造简单、很少有断裂的油藏来说，可根据油水边界确定含油面积。
使该区的含油面积和地质储量不断增加。
And area of oil-bearing and geology reserves continually increased.
依据油躲剖面图和有效厚度发育情况圈定了含气、含油面积。
Based on the reservoir plotted section and effective thickness, it determines the gas bearing area and oil bearing area.
目前在该区已发现几处油田，油层位于侵蚀面之下，含油面积受侵蚀面控制。
Several isolated oil fields have been discovered in this region, and their reservoirs underlie the erosion surface and are controlled by the surface.
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