adj.如鱼腹向下鼓出的;
例句:
The roof structure of the hall 8 of Shanghai New International Expo Center is composed of 16 spatial fish-bellied steel trusses, whose span is 72m. Due to the diamond cross section, the stiffness of the trusses is weaker.
上海新国际博览中心8馆的屋盖结构由16榀跨度为72m的鱼腹式空间钢桁架组成。
Model Test for Cantilever Fish-bellied Thin-wall Steel Girder
大悬臂鱼腹式薄壁钢箱梁模型试验研究
Construction Method of Steel Pipe Scaffold Bamboo Formwork for Fish-bellied Continuous Box Girder Bridges in City
城市鱼腹式连续箱梁桥采用钢管支架竹胶板底模的施工方法(鱼腹腔中的)黑膜