剪力减小 meaning in English

shear thinning

The calculation results indicate that for steel frame in semi - rigid joints cases , the top story deflection , the displacement between two stories , the moment at the center of a beam and the initial end moment at column is larger , nevertheless the end moment at beam and the shear force between two stories
分析表明：半刚接和刚接相比会使框架结构的柱顶侧移、层间位移、跨中弯矩、柱脚某些部位弯矩增大，而梁端弯矩和层间剪力减小。