Special-shape arch bridge is a new type of bridge structure, It is widely used in High-speed rail bridges for its unique and beautiful in structure shape.
异型拱桥是一种新型桥梁，以其形式独特、造型美观等优点逐渐在高速铁路中得到应用。
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 shape of dental arch for orthodontic diagnosis and treatment is of great significance.
牙弓形状的检测对正畸诊断和治疗具有重要的意义。
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