The transparent exterior layer of the cube operates as a vertical cool-tube system that cools the building during the summer while enabling natural ventilation during spring and autumn.

立方体的透明外层作为一个垂直的冷却管道系统，在夏季能为建筑降温，同时在春季和秋季也能促进自然通风。

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It is not advisable to lengthen the pressure gauge service life of sulfurous gas pipeline by improving the material behavior of spring tube.

指出从改善弹簧管的材质入手来提高含硫天然气管道用压力表的寿命是不可取的。

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Get the relation between spring tube inherent frequency and its structure parameter. It provides the theory basis for vibration reduction design and dynamics analysis of spring tube.

得出弹簧管固有频率和其主要结构参数之间的关系，为弹簧管的减振设计和进一步的动力学分析提供了理论依据。

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