屋盖由落地交叉拱与两个不对称的鞍形曲面索网组成，上铺轻质屋面板。

The roof is composed of two crossed arches on the ground and two-saddle unsymmetrical cable-net, on which there is light weight roof sheathing.

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保温芯材不仅起到保温节能的作用，而且由于轻质，可降低屋面重量。

The insulation material core plays a part in heat insulation and energy saving, and reduces roof weight due to its lightweight.

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泡沫混凝土屋面保温隔热材料制品具有轻质高强、保温隔热、物美价廉、施工速度快等显著特点。

Concrete roof insulation foam insulation products have a light-weight high-strength, heat insulation, and cheap, and fast construction of a distinctive feature.

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