预应力锚索是指采取预应力方法把锚索锚固在岩体内部的索状支架，用于加固边坡。锚索靠锚头通过岩体软弱结构面的孔锚入岩体内，把滑体与稳固岩层联在一起，从而改变边坡岩体的应力状态，提高边坡不稳定岩体的整体性和强度。预应力锚索施工时，需专门的拉紧装置和机具。
预应力锚索框架 Prestressed anchor cable framework ; Prestressed Anchor Cable Sash ; prestressed anchor cable frame
预应力锚索测力计 prestressed tendon anchorage dynamemter
预应力锚索格构梁 prestressed anchor-cable and lattice beam
预应力锚索抗滑桩 prestressed anchor-cable anti-slide pile ; prestressed anchor rope friction pile
预应力锚索技术 prestressed anchor cable technology
预应力锚索复合土钉 prestress anchor cable composite soil nail
预应力长锚索 long prestressed anchor cable
最后对该坝采用预应力锚索加固运行效果提出了评论意见。
Finally a review on the operating effect of dam strengthening by prestressed anchor ropes is made.
近年来，在我国有采用预应力锚索混凝土衬砌隧洞的趋势。
Recently, there is a tendency to use pre-stressed anchorage-cable concrete to line tunnel.
施工中大量采用双层保护预应力锚索，在国内水利工程尚属首次。
The project was first one using prestressed anchors with double layer protect for construction in domestic hydraulic engineering.
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