然后应用流体力学理论，推导出最优水泥浆动切力的计算公式，为现场注水泥作业提供了理论依据。
The calculating formula of optimum yield point of cement slurry in cementing has been deduced upon fluid mechanics, which can be taken as the theoretical basis of cementing calculation in oilfield.
渗流对裂隙网络岩体的作用力包括渗透静水压力和渗透动水压力(裂隙壁切向拖曳力)两部分。
Flow through fissures in rock mass applies simultaneously the normal hydrostatic seepage pressure and the tangent hauling force (the dynamic seepage pressure) on fissure walls.
渗流对裂隙网络岩体的作用力包括渗透静水压力和渗透动水压力(裂隙壁切向拖曳力)两部分。
Flow through fissures in rock mass applies simultaneously the normal hydrostatic seepage pressure and the tangent hauling force (the dynamic seepage pressure) on fissure walls.
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