Accurately deriving the true liquid flow velocity is the key for determining the stratification flow rate of oil and water and logging interpretation of liquid producing profile.
准确求取流体的真实流动速度是确定油水各相分层流量及产液剖面测井解释的关键。
To the problem of cavitation and shock that appears in the outside circulation piston pump running, the relation-ship between rotor profile and dead volume, flow rate and cavitation were analyzed.
针对外环流活塞泵运转时出现的汽蚀、震动问题，从理论上分析了转子型线与闭死容积、流速变化和发生汽蚀的内在关系；
The dependence of etching rate and profile on the vacuum pressure, RF pow-er, gas composition and flow rate, and electrode temperature is analyzed.
分析了真空压力、射频功率、气体组合及其流量和电极温度对刻蚀速率、刻蚀剖面的影响；
The diameter, flow, shear rate, draw ratio, pressure difference and degree of profile in different configuration of capillary hole were calculated.
计算不同叶长，叶宽，孔数的喷丝板毛细孔的当量直径，单孔流量，剪切速率，喷头拉伸比，三叶异形孔压力降和异形度。
Extrusion rate, melt pressure, flow profile and mixing effects of the conical twin screw with mixing elements were observed experimentally.
对混炼型锥形双螺杆的挤出产量、物料压力、物料流动状态及混合效果进行了大量实验研究。
According to the approximation of the velocity profile of turbulent flow in cylindrical pipes, flow rate measurement based upon the maximum velocity of circular cross-section is proposed.
根据已知圆管紊流流速分布的近似模地，研究了使用管道轴线处的最大流速测量流量的方法。
An indented profile creating a larger annular area causes the fluid flow rate to drop and allows debris to drop into a basket or receptacle located at the base of the tool.
具有较大环形面积的凹纹型面使流体流量下降，并使碎片落入位于工具底部的篮或接受器内。
Practice shows that the related flow rate, isotope element and oxygen reactivate combination log- ging technology can be used to find out the improvement of the injection profile after adjustment …
实际表明，相关流量、同位素和氧活化组合测井技术可以用来了解调整后注入剖面的改善状况、认识二类油层非均质层间矛盾、监测小层动用状况、判断剩余油分布等。
Practice shows that the related flow rate, isotope element and oxygen reactivate combination log- ging technology can be used to find out the improvement of the injection profile after adjustment …
实际表明，相关流量、同位素和氧活化组合测井技术可以用来了解调整后注入剖面的改善状况、认识二类油层非均质层间矛盾、监测小层动用状况、判断剩余油分布等。
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