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。
Mechanism of high-strength bolt and bolting-grouting support was studied based on the deformation and failure rules of soft roadway.
结果表明,辅助锚注支护显著提高了围岩的强度和承载能力,有效地控制了深部极软岩巷道的围岩变形。
Results indicate that the bolt-grouting support helps to increase the strength and bearing capacity of the surrounding rock and to control its deformation effectively.
舰首猫架是一个大型木质梁,它以45度角延伸用于辅助提升或抛下锚钩。
The cat-head is a large wooden beam that extends from vessels at a 45 degree angle and is used to assist in raising and lowering the anchor.
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