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0概述目前,许多工程在城市建筑物密集的区域内进行,直接靠近房屋建筑的基础;地下空间布满地下市政管线;施工往往在软弱的含水土壤中、深达30～40?m的基坑内进行,而建筑区内汽车频繁地通行;在施工区域的边缘有许多已建和在
At a Glance Many projects are currently carried out in densely populated urban areas with direct access to the foundations of buildings and buildings; underground space is covered with underground municipal pipelines; construction is often carried out in soft, hydrous soils up to 30-40 m , While the cars in the construction area frequently pass; there are many built-up and at the edge of the construction area