flat arch spread 流道上部平碹
brick flat arch 砖平拱
flat arch floor tile 平拱铺地瓦
Flat arch bridge 坦拱桥
The Arch show flat 凯旋门示范单位
flat brick arch 扁平砖拱
flat hinged arch 平铰拱
arch flat 拱道
同义词： straight arch
以上来源于: WordNet
In this paper, a catastrophe model of sine flat arch jumping bend is established.
文中建立的正弦形扁拱跳跃屈曲突变模型可以清晰地阐明扁拱失稳的物理意义。
The main bridge of Dalian Quanshui No. 4 Bridge is a box-section prestressed steel concrete two-hinged flat arch bridge with 88m span and 1/12 rise-to-span ratio.
大连市泉水居住区四号路跨东北路桥主桥是跨度为88米，矢跨比1／12的箱形截面预应力钢筋混凝土双铰坦拱。
Make sure the salesperson looks at the shape and arch to figure out what type of foot (high arches or flat feet, for example) you have.
确保销售员看了脚的形状和拱，断定你的脚型是哪一种。
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