Based on typical engineering examples, the stability problem of base expansion of large diameter expanded-base piles in sand layer is summarized and analyzed.

结合典型工程实例，总结和分析了大直径扩底桩在砂层中的扩底稳定问题。

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A business can only be built and expanded on a sound financial base.

一家企业只有在稳定的财政基础上才能开办并扩大规模。

《柯林斯英汉双解大词典》

Expanded customer base through integration of third-party software.

通过集成第三方软件扩大客户群。

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Indeed, the two most successful statistical analysis programs, SPSS and SAS, expanded from their domain-specific base (social science for SPSS and bio-medical research for SAS) to become tools used wherever there was data to analyze.

FORBES: The First Data Scientist on the Evolution of Data Science and the Ever-Changing American Voter

True, the original customer base of Dollar General was the price-conscious low income group, but it has since expanded its appeal to the middle-class families with its more varied assortment of products readily available at its stores.

FORBES: Discount Retailer Attracts New Investors As It Evolves Into One-Stop Shopping Destination