dimensionless pressure drop 无因次压降
dimensionless pressure-dependence parameter 无因次压力相关参数
dimensionless pressure function 无因次压力函数
dimensionless pressure derivative 无因次压力导数
Dimensionless Pressure Drop Ratio 无量纲压降比
dimensionless wellbore pressure drop 无因次井筒压力差
And based on the relations of compressibility factor and viscosity of the gas versus pressure, the relations of these parameters versus dimensionless pressure are also built.
同时通过对气体压缩因子、黏度随压力、温度的变化，建立了这些参数和无因次压力的关系；
The dimensionless average formation pseudo pressure is directly proportional to the dimensionless producing time if the influence of wellbore storage coefficient and skin factor is neglected.
在不考虑井筒储集系数和表皮系数影响的情况下，无量纲平均地层拟压力与无量纲生产时间成正比。
On the basis, the influence of dimensionless apparent permeability variation factor and mobility ratio to pressure behavior has been analyzed.
在此基础上，分析无因次表观渗透率变化系数和流度比对压力动态的影响。
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