The drag-reducing property of the compounding system was decreased obviously when they were used at low temperature.
另外，输气温度对减阻效果影响较大，低温时减阻率明显降低。
2
The molecule structure features, typical prescription and main application areas of drag-reducing surfactant are summarized.
综述了表面活性剂减阻剂的分子结构特征、典型减阻节能剂配方和主要应用领域。
3
The Reynolds stresses of drag-reducing fluid were contrasted with those of Newtonian fluid, which showed that the Reynolds shear stresses of drag-reducing fluid decreased drastically.