为此，基于渗流力学理论推导了一种新的岩石方向渗透率计算模型，文献中的已有计算模型只是新模型的一个特例，因而新模型更具有代表性和普遍适应性。
Hence, one new model to calculate the directional permeability of rocks based on the theory of fluid mechanics in porous medium is established in this paper.
低渗透岩石非线性渗流机理及其数值计算方法的研究是当前渗流力学研究的一个前沿课题，对水利工程、石油工业、矿山开采、废料填埋等国民生产有着重要的意义。
This doctoral dissertation is pertaining to the research subject concerning the non-linear seepage mechanism in low permeability incompetent rock, which is supported by National Science Fund of China.
根据渗流力学、岩石力学、传热学、断裂力学知识，建立了油水井三维水力压裂模拟计算的数学模型。
According to the theory of fluid mechanics in porous media, rock mechanics, heat transferring and fracture mechanics, the mathematic model is established to characterize 3d hydraulic fracturing.
根据渗流力学、岩石力学、传热学、断裂力学知识，建立了油水井三维水力压裂模拟计算的数学模型。
According to the theory of fluid mechanics in porous media, rock mechanics, heat transferring and fracture mechanics, the mathematic model is established to characterize 3d hydraulic fracturing.
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