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。
The test consists of placing the bottom of a foot in water, then stepping on a paper bag or some other object that will show how high or flat a person's arch is.
测试要先把脚底浸湿，然后踩在纸袋或其它可以显示你足弓高度的物体上。
Also, follow the remedy for flat feet to give your arch a little extra support and ease the burden of your strained shin muscle.
同时治疗平足以给你脚弓更多的支撑，同时可以让你紧张的胫骨肌肉得到松弛。
If there is no visible arch - that is, if your whole foot is visible in the footprint - then you have a flat foot.
如果没有清晰的足弓——也就是说，如果脚印上显示出了你全部的脚——那么你就是扁平足了。
The shape: a wire just like the crawling snake. It can be made arch or flat for different purposes.
形状：一条如同爬行的蛇的钢丝。可以根据不同需求做成拱形和平簧。
Introduced a reconstructed project of one storey house with flat brick arch structure which built in the early year.
某学校对早期建造的单层扁平砖拱房屋实施加层改造。
Though 37 years passed after the double arch and flat shell structure applied in the water power engineering, the rubber canvas faceplate has never been used.
薄壳空间结构具有很多优点，我国在水工闸门中使用双曲扁壳结构的历史已有37年，但尚未见到采用橡胶布面板的。
Though 37 years passed after the double arch and flat shell structure applied in the water power engineering, the rubber canvas faceplate has never been used.
薄壳空间结构具有很多优点，我国在水工闸门中使用双曲扁壳结构的历史已有37年，但尚未见到采用橡胶布面板的。
应用推荐