open wharf是什么意思

网络释义

1)open wharf,透空式码头2)permeable,透空3)porous cylinders,透空圆柱4)holed shell,透空薄壁5)perforated blocks,透空块体6)open-type space,透空空间

Experimental study of permeable form for navigation lock guidance wall;

船闸导航墙透空型式的试验研究