The foundations composite modulus is analyzed with elastical theory and a formula for the composite modules is proposed by combining the interaction of soil between piles. 应用弹性理论分析了水泥土搅拌桩复合地基的复合模量，提出考虑桩与桩间土相互作用的复合模量计算式。
The effect of width of anti-slide piles on soil arching between piles directly related to the rationality of design of the section and the space of piles. 摘要抗滑桩宽度对桩间土拱效应的影响直接关系到桩截面尺寸及桩间距设计的合理性。
