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通过注浆材料选择、注浆工艺实施、效果检查，介绍了采取垂直注浆技术加固广州地铁杨体区间饱和含水砂层的施工技术试验研究。
Through the selection of grouting material, the implementation of grouting technology, and the inspection of the effects, the paper introduces the construction technology research on the vertical grouting technology used to reinforce the saturated water-bearing sand layer in the Yangtse section of Guangzhou Metro.