Based on the contrastive experimental data between DX piles and equal-diameter piles at the same sites all over the country, this paper has a study on the bearing behaviors of DX piles.
基于全国各地的同场地挤扩支盘桩和等直径桩的对比试验资料，对挤扩支盘桩的承载性能进行了分析。
The comparative tests of DX piles and column piles at same sites in Jiaxing city of province Zhejiang in China were studied through the self balanced method.
采用自平衡法对浙江省嘉兴市某同一工程场地中的DX桩与普通直孔桩进行对比试验研究。
This article describes the features of DX piles and summarized the advantages and disadvantages of these piles from the application of them to the pile foundation of highway Bridges in Hebei Province.
对DX挤扩灌注桩的挤扩装置特性进行介绍，并根据DX挤扩灌注桩在河北公路桥梁桩基中的应用效果及其优缺点进行归纳总结。
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