Reinforcing the surrounding rock should be adopted for the rock weathering zone and rock broken zone.
对基岩风化带、岩体破碎应采取围岩加固措施。
Mylonite is a common tectonic rock in fault broken zone.
糜棱岩是断层泥破碎带常见的构造岩类。
Based on many years research of broken rock zone the paper describes roadway support theory, classification of rocks in the loose rock zone and mechanism of rock-bolting and shotcreting.
基于多年对围岩松动圈的研究成果，本文提出并论述了松动圈支护理论、松动圈围岩分类方法和锚喷支护机理三个问题。
应用推荐