Calculation of the joint under load slip -off conditions shows that there are great possibilities in tensile failure of the bolts. Measures for increasing the bolt strength are discussed.
通过对失载工况下该螺栓联接的计算表明，螺栓被拉断的危险性很大，并讨论了提高该螺栓联接中螺栓强度的主要措施。
Mechanism of high-strength bolt and bolting-grouting support was studied based on the deformation and failure rules of soft roadway.
基于软岩巷道变形破坏规律，对高强锚杆辅助锚注支护加固机理进行了研究分析。
Based on the experiment of three different groups of samples the working principle and the failure types of the friction connection and the bearing connection high strength bolt were studied.
本文通过三组不同试件的试验，对磨擦型和承压型两种高度螺栓连接形式的工作机理和失效形式进行了试验研究。
Based on the experiment of three different groups of samples the working principle and the failure types of the friction connection and the bearing connection high strength bolt were studied.
本文通过三组不同试件的试验，对磨擦型和承压型两种高度螺栓连接形式的工作机理和失效形式进行了试验研究。
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