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针对特大面积深基坑工程的特点,采用分区错层的施工方法,其中尤对基坑支护和挖土技术进行了改进,取得了高效、安全和缩短工期的效果。
Aiming at the characteristics of large area deep foundation pit project, the construction method of partitioned stratum is adopted. In particular, the technology of excavation support and excavation has been improved and the effect of high efficiency, safety and shortening of construction period has been achieved.