立接缝做法
Large span roof structures basically use metal roof system, which rockwool sandwich roof panel with standing seam system is widely used.
大跨屋盖结构基本上使用金属屋面系统,其中配合直立锁边系统的岩棉夹芯屋面板使用最为广泛。
For measuring the rockwool material loss factor, the vibration beam method was measured. And the loss factor-frequency curve of rock wool material is fitted according to the testing results. ( 2) Damping properties of rockwool sandwich roof panel with standing seam system was studied.
采用振动梁法测量了岩棉材料的损耗因子,并根据试验结果拟合得出岩棉材料与频率相关的损耗因子曲线。(2)对直立锁边岩棉夹芯屋面板的阻尼性能进行研究。
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