隔窗可见草地。
百叶窗保护中央楼梯免受阳光直射，同时限制了进入这个玻璃封隔的流通空间的视野。
The louvres protect the central staircase from direct sunlight, but also restrict views into this glass-lined circulation space.
通过对声波入射的分析，同时结合流固耦合条件，建立出双层隔声窗传声损失的数学模型，该模型能够同时包括隔声窗的优化设计参数。
Based on the analysis of sound incidence and fluid-structure Coupled condition, a mathematic model of double-proof window is established, and this model involves the design parameters.
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