little winds是什么意思

网络释义

1)little winds,暗竖井2)shaft raise,暗竖井3)subvertical shaft,暗竖井4)monkey shaft,小暗竖井5)concealed vertical joint,暗竖缝

Experimental study on seismic behavior of shear walls wih X-shaped concealed bracing and concealed vertical joint;

带X形暗支撑设暗竖缝剪力墙抗震性能试验研究