Based on a certain engineering project, the design and construction technology of double pipe and double liquid grouting method for leak blockade in deep excavation retaining structure are introduced.
在深基坑围护结构中采用双管双液法注浆工艺堵漏的设计及施工工艺，工程实践证明是成功的。
In recent years support structure with double-row piles as a new type of support structure for deep foundation pit has been applied in Wuhan.
双排桩支护结构作为新型的深基坑支护结构形式，近几年开始在武汉地区运用。
In the west and central profile, the structure of the south Qiangtang depression is similar to the deep structure of the west uplift, featuring a double-layer intracrustal low-resistivity zone.
西部隆起区结构独特，浅中部与深部结构有别，存在一南倾低阻异常带。
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