顶应力锚杆锚索
prestressed anchor-sticks
预应力锚杆锚索
pretensioned bolt and anchor lines
CD型钢弦式测力锚杆
CD type vibrating-wire force anchor
高强预应力锚杆
High-strength Prestressed Anchor Bolt
框架预应力锚杆
frame supporting structure with pre-stressed ancho
prestressed grillage anchor bar
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
砂固结内锚头预应力锚杆
sand consolidated anchorage prestressed bolt
砂固结预应力锚杆
sand consolidated prestressed bolt
砂浆锚杆锚固体
mortar bolt anchoring body