Igneous reservoirs around well Luo 151 are featured by complex lithology, various storage space and strong heterogeneity.
罗151火成岩油气藏岩性复杂、储集空间多样、非均质性强，储层评价困难。
But the complex of anisotropy and difficulty of exploration of igneous rock reservoir far exceeds others.
火成岩非均质性的复杂程度和勘探难度都远远超过其它油藏类型。
Because of complex fracture system, faulted structures, and rich igneous rocks, SXF area is a representative low signal-to-noise ratio seismic data region in Subei basin.
苏北盆地的SXF地区是典型的低信噪比地震资料地区，断裂系统复杂，构造破碎，圈闭面积小，火成岩发育。
Reservoir in igneous lithology characters has become the focus of exploration targets of complex lithologic reservoir.
火成岩油气藏已经成为复杂岩性油气藏的重点勘探目标。
Reservoir in igneous lithology characters has become the focus of exploration targets of complex lithologic reservoir.
火成岩油气藏已经成为复杂岩性油气藏的重点勘探目标。
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