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本文主要阐述了复杂巷道小孔径预应力锚索加强支护设计原则、锚索材料、锚索结构、小孔径预应力锚索施工工艺等技术问题。
This paper mainly elaborates the technical problems of the design principle of the reinforcement support of small-diameter prestressed anchor cables in complex roadways, the construction of anchor cables, the structure of anchor cables and the prestressed anchor cables with small apertures.