机译:水平分层屋顶地层中有效加固屋顶锚固策略的基本原理以及潜在的改进领域
[1]Mine Advice Pty Ltd,New South Wales 2282,Australia;
[1]Mine Advice Pty Ltd,New South Wales 2282,Australia;
[1]Mine Advice Pty Ltd,New South Wales 2282,Australia;
Roof bolts; Strata reinforcement; Partial-encapsulation; Pre-tension; Resin mixing; Improved bolt effectiveness;