地下建筑施工 Underground Engineering Construction 结构地下建筑物 Structure Underground Building 地下建筑物原型观测 prototype observation for underground structure ..
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The underground pit wall structure unstability or foundation pit excavations accident will cause multi -pile(group- pile) serious movements when high- rise building built on soft ground.
在软土地基上建造的高层建筑，有时因地下围护结构的失稳或基坑挖土方法的不当造成基础群桩发生严重位移的工程事故。
The underground levels of the building are reinforced concrete while the upper levels are established as steel structure.
建筑的底层采用钢筋混凝土结构，而上部楼层则使用钢结构。
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