垂直压力梯度
coarct blood pressure gradient───coarct血压梯度
gradient───n.梯度,陡度;(温度、气压等);倾斜度,坡度;变化率,梯度变化曲线;adj.倾斜的;步行的,能步行的
vertical───adj.垂直的,直立的;[解剖]头顶的,顶点的;[植]纵长的,直上的;n.垂直线,垂直面;垂直位置
gradient css───渐变css
gradient equation───梯度方程
vertical farm───立体农场
gradient vector───[数]梯度向量
vertical tile───垂直平铺
biconjugate gradient───双共轭梯度
Therefore, the impact of starting pressure gradient must be considered when analyzing the productivity of vertical fracture well in low permeability reservoir.───因此,在进行低渗透油藏垂直裂缝井产能分析时,必须考虑启动压力梯度的影响。
influences of threshold pressure gradient, vertical heterogeneity, subzone thickness and areal sand thickness distribution on development of low-permeability heterogeneous reservoirs are analyzed.───根据低渗透非均质油藏的特点,分析了启动压力梯度、纵向非均质性、小层厚度和平面砂体厚度展布对该类油藏开发的影响。
view of seepage process in vertical fracture well in low permeability reservoir, considering kickoff pressure gradient and media deformation coefficient, bilinear flow model is established.───针对低渗透地层垂直裂缝井的渗流过程,考虑了启动压力梯度和介质变形系数的影响,建立了三线流模型。
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