long-span lattice truss 大跨网架屋盖
span lattice roof structure 空间网格屋盖结构
large-span complex lattice shell 大跨复杂网壳
long-span space lattice structure 大跨度空间网格结构
long-span space lattice structures 大跨空间网格结构
long-span spatial lattice structure 大跨度空间网格结构
Long-span spatial lattice structures 大跨度空间网格结构
two-span double-layer lattice vault 两跨双层柱面网壳
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