However, because the compressibility of DPPC monolayer is low at high surface pressure, DPPC monolayer is easy to cause film collapsing due to overcompression.

DPPC单分子膜在高膜压时之可压缩性小，因过度的压缩，会导致单分子膜的崩塌。

The minimum underbalance is independent of viscosity and compressibility and of reservoir fluids.It is a function of the formation porosity, permeability and radius of perforation channels.

最小测试压差不是依赖于地层流体粘度和压缩性，是为地层孔隙度、渗透和射孔孔眼半径的函数。

The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.

结合现场试验,根据电机采油泵运动特性,综合考虑液体的可压缩性、魏氏效应、液体连续流动条件和球阀的动力特性,建立电机采油泵球阀运动规律的精确运动微分方程组。

However, because the compressibility of DPPC monolayer is low at high surface pressure, DPPC monolayer is easy to cause film collapsing due to overcompression.

然而DPPC单分子膜在高膜压时之可压缩性小，因而过度的压缩，会导致单分子膜的崩塌。

The minimum underbalance is independent of viscosity and compressibility and of reservoir fluids.It is a function of the formation porosity, permeability and radius of perforation channels.

最小测试压差不是依赖于地层流体粘度和压缩性，而是为地层孔隙度、渗透和射孔孔眼半径的函数。

The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.

结合现场试验,根据直线电机采油运动特性,综合考虑了液体的可压缩性、魏氏效应、液体连续流动条件和的动力特性,建立了直线电机采油运动规律的精确运动微分方程组。

However, because the compressibility of DPPC monolayer is low at high surface pressure, DPPC monolayer is easy to cause film collapsing due to overcompression.

然而DPPC单分子膜在高膜时之可缩性小，因而过度的缩，会导致单分子膜的崩塌。

The minimum underbalance is independent of viscosity and compressibility and of reservoir fluids.It is a function of the formation porosity, permeability and radius of perforation channels.

最小测试是依赖于地层流体粘度和缩性，而是为地层孔隙度、渗透和射孔孔眼半径的函数。

The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.

结合现场试验,根据直线电机采油特性,综合考虑了液体的可缩性、魏氏效应、液体连续流条件和球阀的力特性,建立了直线电机采油球阀规律的精确微分方程组。

However, because the compressibility of DPPC monolayer is low at high surface pressure, DPPC monolayer is easy to cause film collapsing due to overcompression.

然而DPPC单分子膜在高膜可缩性小，因而过度的缩，会导致单分子膜的崩塌。

The minimum underbalance is independent of viscosity and compressibility and of reservoir fluids.It is a function of the formation porosity, permeability and radius of perforation channels.

最小测试差不是依赖于地层流体粘度缩性，而是为地层孔隙度、渗透射孔孔眼半径的函数。

The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.

结合现场试验,根据直线电机采油泵运动特性,综合考虑了液体的可缩性、魏氏效应、液体连续流动条件的动力特性,建立了直线电机采油泵运动规律的精确运动微分方程组。

However, because the compressibility of DPPC monolayer is low at high surface pressure, DPPC monolayer is easy to cause film collapsing due to overcompression.

然而DPPC单分子膜在高膜压压缩性小，因而过度的压缩，会导致单分子膜的崩塌。

The minimum underbalance is independent of viscosity and compressibility and of reservoir fluids.It is a function of the formation porosity, permeability and radius of perforation channels.

最小测试压差不是依赖于地层流体粘度压缩性，而是为地层孔隙度、渗透射孔孔眼半径的函数。

The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.

结合现场试验,根据直线电机采油泵运动特性,综合考虑了液体的压缩性、魏氏效应、液体连续流动条件阀的动力特性,建立了直线电机采油泵阀运动规律的精确运动微分方程组。

However, because the compressibility of DPPC monolayer is low at high surface pressure, DPPC monolayer is easy to cause film collapsing due to overcompression.

然而DPPC单分子膜在高膜压时之可压缩性小，因而压缩，会导致单分子膜崩塌。

The minimum underbalance is independent of viscosity and compressibility and of reservoir fluids.It is a function of the formation porosity, permeability and radius of perforation channels.

最小测试压差不是依赖于地层流体粘和压缩性，而是为地层孔隙、渗透和射孔孔眼半径函数。

The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.

结合现场试验,根据直线电机采油泵运动特性,综合考虑了体可压缩性、魏氏、体连续流动条件和球阀动力特性,建立了直线电机采油泵球阀运动规律精确运动微分方程组。

However, because the compressibility of DPPC monolayer is low at high surface pressure, DPPC monolayer is easy to cause film collapsing due to overcompression.

然而DPPC单分子膜在高膜压时之可压缩性小，因而过度的压缩，会导致单分子膜的崩塌。

The minimum underbalance is independent of viscosity and compressibility and of reservoir fluids.It is a function of the formation porosity, permeability and radius of perforation channels.

最小测试压差不是依层流体粘度和压缩性，而是为层孔隙度、渗透和射孔孔眼半径的函数。

The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.

结合现场试验,根据直采油泵运动特性,综合考虑了液体的可压缩性、魏氏效应、液体连续流动条件和球阀的动力特性,建立了直采油泵球阀运动规律的精确运动微分方程组。

However, because the compressibility of DPPC monolayer is low at high surface pressure, DPPC monolayer is easy to cause film collapsing due to overcompression.

然而DPPC单分子膜在高膜压时之可压缩性小，因而过度压缩，会导致单分子膜。

The minimum underbalance is independent of viscosity and compressibility and of reservoir fluids.It is a function of the formation porosity, permeability and radius of perforation channels.

最小测试压差不是依赖于地层流体粘度和压缩性，而是为地层孔隙度、渗透和射孔孔眼半径函数。

The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.

结合现场试验,根据直线电机采油泵运动特性,综合液体可压缩性、魏氏效应、液体连续流动条件和球阀动力特性,建立直线电机采油泵球阀运动规律精确运动微分方程组。

However, because the compressibility of DPPC monolayer is low at high surface pressure, DPPC monolayer is easy to cause film collapsing due to overcompression.

然而DPPC单分子膜在高膜时之可缩性小，因而过的缩，会导致单分子膜的崩塌。

The minimum underbalance is independent of viscosity and compressibility and of reservoir fluids.It is a function of the formation porosity, permeability and radius of perforation channels.

最小测差不是依赖于地层流体粘缩性，而是为地层孔隙、渗透射孔孔眼半径的函数。

The condensability of liquid,the Westphal's effect and the continuous flow condition are not only comprehensively considered,but also the dynamic property of the ball valve being established.

结合验,根据直线电机采油泵运动特性,综合考虑了液体的可缩性、魏氏效应、液体连续流动条件球阀的动力特性,建立了直线电机采油泵球阀运动规律的精确运动微分方程组。