In the intergranular spaces of rocks, however, fluid must flow around and between grains in a tortuous path; this windingpath causes a resistance to flow.
然而,在粒间孔发育的岩石中,流体必须在颗粒周围的曲折通道中流动;而这种曲折通道会对其流动产生阻力。
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Students can bike, rollerblade, or run on the beautiful windingpath next to the river.