frictional drag

基本解释

This paper tries to pinpoint the frictional drag coefficients of dilute polymer solutions flowing through canvas hoses, obtained by experimental methods.
本文对高聚物稀溶液在帆布管内流动的摩阻系数进行了实验研究。
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The frictional characters, the influence of material compatibility, the effect of NBR deformation on the starting frictional drag of friction pairs used in ASP flooding are investigated.
探讨了丁腈橡胶在三元复合驱液中的摩擦过程特征、材料匹配性的影响和橡胶变形量对摩擦副启动摩擦阻力的影响。
This paper introduces the commissioning process of Beijing-Tianjin Products Pipeline and analyzes the hydraulic condition of pipeline operation to find out the cause of high frictional drag.
介绍了津京输油管道的概况和投产过程，对管道的运行状况进行了水力分析，找出了管道摩阻损失过大的原因。

Frictional drag means the air closest to the surface of the fuselage moves more slowly than the rest.
ECONOMIST: The aircraft of the future