顶应力锚杆锚索
prestressed anchor-sticks
锚杆锚固质量
Anchoring Quality of Anchored Bolt
bolt bonding quality
锚杆－锚索－锚注联合支护
combining support of bolt-cable-grouting
砂浆锚杆锚固体
mortar bolt anchoring body
预应力锚杆锚索
pretensioned bolt and anchor lines
横杆间距
distance between crossbars
束间间距
distance of adjacent scanning lines