extensional flow meaning in English

拉伸流动；伸长流动
伸长流动

Study on extensional flow behavior of pp melt
聚丙烯熔体拉伸流变行为的研究
Mechanism of deformation and breakup of single drop in a shear or an extensional flow
剪切或拉伸流场中液滴的变形和破裂准则
Biaxial extensional flow
双轴拉伸流
In extensional flow fiber tended to perpendicularity to the streamline , while in shear flow and convergent flow fiber tended to parallel to the streamline in the thin wall caving
在薄壁型腔的扩张流中，短纤维趋于与流线方向垂直，而在剪切流和收敛流中趋于与流线方向一致。