At present, the section types of concrete-filled steel tube included square shape and circular shape.
目前钢管混凝土结构的主要截面形式为方形和圆形。
The dodecahedron gave the tunnel enough of a circular shape in section.
使得隧道有足够的圆形截面。
Concrete structure with circular cross section, especially concrete column has wide application in engineering.
圆形截面混凝土结构在工程中应用广泛，尤其以混凝土柱居多。
Concrete structure with circular cross section, especially concrete column has wide application in engineering.
截面混凝土结构在工程中应用广泛，尤其以混凝土柱居多。
Concrete structure with circular cross section, especially concrete column has wide application in engineering.
截面混凝土结构在工程中应用广泛，尤其以混凝土柱居多。
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