The third type has doubleporosity system, and the build-up curve has a stepwise form.
缝洞孔复合型具有双重孔隙介质的特点,压力恢复曲线具多台阶型。
2
This kind of model is more close to the realistic situation, and is easy to use as in the case of a doubleporosity medium model.
这种模型比双重介质模型更接近实际,而且能更好地利用微孔隙结构的实验数据。
3
The models established in the paper are homogeneous reservoir, doubleporosity reservoir, dual-penetrate reservoir, composite reservoir and dual-porosity reservoir with gas-cap.