介绍了锚杆测力托盘的制作方法，在实验室对锚杆托盘的应力分布进行了分析。
Manufacture method of anchor bolt plate is introduced and stress distribution in laboratory is analyzed in this paper.
预应力锚杆支护作为一种高效、经济的硐室加固技术，已日益广泛地应用于各类地下工程加固中。
Being an efficient and economical cavern-support technique, pre-stressed bolt support has been widely used in different underground projects.
注浆加固与锚杆支护技术相结合，可以提高围岩承载能力，减少巷道变形，确保大硐室开挖中的支护安全、有效。
This paper introduces the application of grouting stabilization in the excavation of big chamber within the fracture zone and the obtained results.
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