由于灰尘和其他相关材料沿着内部管道壁，或者由于管道壁腐蚀，气体流过管道的流量剖面改变。
As dirt and other collateral material collect along an interior pipeline wall, or as the pipeline wall corrodes, the flow profile for the gas flow traveling through the pipeline changes.
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。
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.
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 dependence of etching rate and profile on the vacuum pressure, RF pow-er, gas composition and flow rate, and electrode temperature is analyzed.
油田注入剖面测试中应用的电磁流量计测量精度高，有较好的应用效果。
The electromagnetic flowmeter applied in the oil field injection profile test has better accuracy and effect.
目的应用超声造影观察门静脉右支开始显影时间，以及彩色多普勒流速剖面技术检测门静脉右支血流速度和血流量，以探讨其在判断肝硬化程度中的临床价值。
Aim: To probe the clinical value in the assessment of liver cirrhosis degree by arrival time of right portal vein with contrast-enhanced ultrasonography and velocity and flow volume with CDVP.
该文针对放射性同位素测吸水剖面存在的问题，探讨了用流量计直接测试注水井层段吸水量的方法。
It is discussed that a method of testing layered water absorbing capacity of water injector by flowmeter directly based on the problems in testing input profile by radioisotope.
电磁流量计是一种新型测量注入剖面流量理想的仪器。
The electromagnetic flowmeter is a suitable tool to meet the need of injection profile logging for polymer injection Wells.
方法：运用彩色多普勒流速剖面图技术对34例（44条）下肢静脉倒流性疾病患者进行检测，测定流量并与双向彩超、静脉造影相比较。
Methods:Venous reflux was examined using CDVP in 44 limbs in 34 patients. Reflux volume was also measured and compared with Color Duplex ultrasound and venography.
均质地层和定流量条件下均衡纵剖面的形成过程与最速滑降问题类似。
In condition of uniform stratum and unchanged flow, the process of equilibrium profile forming is similar to a mathematic question-Toboggan slide with the least time.
对杏711 63 2井的测井资料进行了分析，证明了该超声流量计设计合理，可以满足油田注入剖面测井的需要。
Logging data analysis of Well X7-11-632 proves that the design of this ultrasonic flowmeter is proper and can meet the need of injection profile logging of oilfields.
第一造床流量是代表变动流量过程输沙能力的等价流量，即塑造河道纵剖面的造床流量，其能从理论上确定。
The sediment transporting capacity of the lower Yellow River is expressed by a formula of sediment transporting capacity of different river types.
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。
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 …
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