The flow resistance of foam is modelled bychanging the gas phase relative permeability and residual gas saturation in the presence offoam.
用修改气相相对渗透率和束缚气饱和度的方法描述泡沫的流动阻力。
参考来源 - 一个实用的注蒸汽加泡沫过程的油藏数值模型The experiments show that microbe solution flooding can decrease the threshold pressure gradient, lessen the flow resistance, and extend the effective drainage distance.3.
与水驱相比，微生物驱油可降低启动压力梯度，降低渗流阻力，扩大有效驱动距离。
参考来源 - 大庆扶杨低渗透油层渗流机理研究与应用38mm. Calculation analysis and discussion on the models for the flow resistance and deposition-limit velocity are presented.
本文实验研究了中值粒径d_(50)=0.38mm泥沙在不同的浓度和速度下的阻力特性及临界流速,对已有的阻力损失和临界流速计算模型进行了检验、分析和评价。
参考来源 - 管道输沙阻力特性研究So studying vegetation influence to flow resistance is of significant science and practice meanings in water resources sustainable utilization, river ecology rehabilitation and river improvement.
因此,探讨植物对水流阻力的影响在水资源可持续利用,河流的生态修复、管理和河道整治等许多方面有重要的科学和实践意义。
参考来源 - 有植物明渠阻力特性试验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
With the lowest flow resistance (virtually zero).
具有最低的流阻(实际上为零)。
The flow resistance is the basic problem in pipeline hydraulic transport of solid particles.
管道阻力特性研究是管道水力输送固体物料最基本的问题。
The heat transfer and flow resistance performance of corrugated tube heat exchanger were examined by oil, water, and steam.
采用油、水、水蒸气对波纹管换热器的传热和流动阻力性能进行了试验研究。
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