pressure-travel curve

The boundary conditions of reservoir has obvious influence on the pressure response, compared with constant-pressure boundary condition, sectional constant-pressure boundary condition obviously postpones the time of pressure derivative curve dropping;

油藏的边界条件对油藏的压力动态存在明显影响，与定压边界条件相比，分段定压边界条件明显延迟了压力导数曲线下掉的时间；

Performances of different packing materials were compared through the product of the slope of HETP ( height equivalent to a theoretical plate) curve and pressure curve.

该文利用板高曲线和压力变化曲线斜率积对填料性能进行了比较。

It is the first time that the balance gasification curve is used in describing the gasification process at the negative pressure.

将平衡汽化曲线用于描述管道的负压汽化过程。

It is realized from long time asymptotic solutions that there are two steps at the pressure curve of triple medium, one step at the pressure curve of double medium, and no step at the pressure curve of porous medium.

从长时渐近解可知，三重介质的压力曲线有两个台阶，双重介质的压力曲线有一个台阶，单一介质的压力曲线没有台阶。

This paper discusses the index curve as contour in the application of pressure regulating valves, introduces the details of the design method, and analyzes characteristics of pressure regulation under different Mach number.

本文论述了半截式指数型面曲线在环状缝隙式调压阀上的应用，介绍了详细的设计计算方法，分析了在不同马赫数下的调压特性。

The three-dimensional curve surface sheet forming is a hot problem studied at home and abroad for a long time, whorl-pressure forming, thumping forming, multiple point forming and numerical control single point forming and so on.

板壳类三维曲面成形是国内外长期以来研究的一个课题，有旋压成形、数控锤成形、多点成形和数控单点成形等。

So if we can inverse the distribution of pore throat or the capillary pressure curve by the pore and permeability data of the core?

是否可以根据岩样的孔隙度和渗透率的大小反演岩样的孔喉体积分布，或者反演毛管压力曲线？

The lateral earth pressure is with a curve distribution and the lateral earth pressure of the prototype measurement is bigger than the pressure of theoretic method when the distance from the top of the wall is bigger than 4m or equal to 4m.

墙背侧向土压力呈曲线形分布，且由上至下逐渐增大，并在距墙顶大于等于4m时，实测土压力值大于理论方法的计算值。

Effective solutions are proposed for the selection of independent circuit, calculation of density for varying water temperature, calculation of thermal pressure and simulation of pump characteristic curve in numerical simulation of pipe networks.

对管网数值仿真中独立回路的选择、水温变化时密度的计算、热压的计算、水泵特性曲线的模拟等均提出了有效的解决方法。

Once you get beyond the initial learning curve, knitting and crocheting can lower heart rate and blood pressure.

一旦你超越了最初的学习曲线，编织和钩织就可以降低心率和血压。