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介绍了我国煤矿锚杆支护技术发展的三个阶段和扩展的五个应用范围,探讨了锚杆支护技术与设计方法发展的四大方向,分析了制约锚杆支护技术发展速度与水平的大因素。
This paper introduces the three stages of the development of coal mine bolt support technology and the five extended application scopes, discusses the four directions of the development of the bolt support technology and design method, analyzes the development speed and level of the bolt support technology The big factor.