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中文摘要：
依托某高速公路3年多的实测沉降数据，结合沿线填土高度和软土层的分布情况，对全线粉喷桩处理软基的效果进行了总结比较，从实测沉降量、工后沉降及固结度等方面分析了粉喷桩的桩间距、喷灰量、桩长和软基含水量等因素对粉喷桩处理效果的影响，为指导类似地区高速公路的设计和施工提供依据。
英文摘要：
Based on 3 years settlement data survey from one expressway, and the condition survey of fiUing height and soft clay, the effect of DJM （ Dry Jet Mixing） on soft ground of highway pries are summarized. Using the settlement data after construction and the consolidation ratio, the impact factors such as the distance and cement content and length of DJM piles and the water content of soft ground on the effect of DJM are analyzed. It provides reference of the design and construction of highway in similar area.
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