square pyramid

In addition, through the model experiment of pre-stressed rectangular square pyramid composite space truss, the correctness of characteristics of internal force and the feasibility of tension recovery method are proved.

另外，通过正放四角锥预应力组合网架的模型试验，验证了结构内力分布特点的正确性以及张力松弛法的可行性。

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Nonlinear Bending Theory of Diagonal Square Pyramid Reticulated Shallow Shells

斜放四角锥扁网壳的非线性弯曲理论

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With the increase of the concentration of the Fe(ⅲ)-Zn(ⅱ)-serum albumin system at molar ratio 1:1:1, its coordination center changes from octahedron to square-pyramid.

紫外光谱研究表明：在生理pH条件下，随Fe（Ⅲ）-Zn（Ⅱ）-血清白蛋白体系浓度的增大，其配位中心发生从八面体构型到四方锥构型的转变。

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A new type of space structure was developed by combining the single layer reticulated dome with the double layer square pyramid space grids with openings. It was desinged in the roof structure of a project.

结合一工程实例，将单层球面网壳结构与双层抽空四角锥球面网壳结构结合起来，设计了一种新型的空间结构型式，即单双层抽空四角锥球面网壳结构。

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The three VO3+ complexes are similar in structure. The central metal atom possesses a distorted square pyramid or an octahedron.

三个VO~（3+）配合物具有相似的结构，中心V原子呈畸变四角锥或八面体配位构型。

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The advantages of two different structural types can be fully developed by combining the single-layer spherical dome and the double-layer square pyramid space grids into a new structural type.

在大跨度结构中，将单、双层网壳结合起来形成的一种结构形成&周边双层中部单层的球面网壳结构，可充分发挥两种结构形式的优点。

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Besides reducing the carbon footprint, the 2.3 square kilometre pyramid has many other benefits.

除可减少碳排放量, 这个占地2.3平方公里的项目还有许多其他优势.

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