The actual application state of anchorage technology is presented, such as types of bolt structure, anchorage machine, anchorage material, soil nailed wall and anchoragesupport of soft soils.
Support, anchorage and filling etc. are used extensively in controlling of unstable rock in which anchorage is in most commonly used.
支撑、锚固、充填等是治理危岩的常用技术类型，其中锚固技术使用频率最高。
3
The bolt types are various in coal mine roadway support. Different kinds of bolts have different anchorage performances and different applicable conditions.