Fluid shear is the mechanical force exerted by the movement of fluids over cell surfaces and has been found to play an important role in cellular differentiation, development and function.
流体剪切力是由于液体流经细胞表面所产生的一种机械力，目前发现其在细胞分化、发育及行使细胞功能的过程中起到了巨大的作用。
In this paper, the method of extremum of the product function is used to analyze upper bound seismic base shear force of the existing overpass and the calculation formulas are gotten.
本文利用积函数极值法，从地震作用的角度出发，推导并建立了已建立交桥桥墩的基底剪力的表达式。
The function of agglomeration and disagglomeration of mesh structure were expounded. The shear force acted on the solid-liquid two phases was discussed.
对网状组织的形成和破坏函数进行了说明，进而讨论了剪切力对固液两相的作用力。
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