结合目前地基处理方法的优缺点，提出搅拌桩和塑料排水板联合处理的方法，即长板短桩工法。
D-M method is a new ground treatment tool which combines long plastic drain with short cement mixing method.
介绍了钻孔压浆桩的工法及其施工工艺，应用范围和应注意的问题，分析了影响其承载力的因素和提高单桩承载力的途径。
The paper presents the technology and construction methods of drilling press-plasm pile, and also introduces the applied fields and some noteworthy problems during the construction.
基坑；预应力锚杆；钻孔灌注桩；施工工法。
Foundation pit; Prestressed anchor bar, Bored cast-in-situ pile; Construction method.
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