1) slotted bolts in less diameter
小直径缝管锚杆
1.
Based on the analysis about the disadvantages of using slotted bolts in greater diameter at present, the advantages of using slotted bolts in less diameter are put forward.
分析了目前我国采用大直径缝管锚杆的缺点,提出了使用小直径缝管锚杆的优越性;结合影响锚杆工作阻力的各个因素及现场提供的数据,提出了解决小直径缝管锚杆安装问题的方法。
2) Friction anchored dowel with smaller diameter
小直径锚杆
3) anchor diameter
锚杆直径
1.
Through theoretical analysis and experimental data,the effect of matching between piled anchor and drilling hole diameter on anchoring strength was described,and the most reasonable matching parameters of anchor diameter with drilling hole diameter were given.
通过理论分析和实验数据论述了锚杆与钻孔直径匹配对锚固强度的影响,并给出了锚杆直径与钻孔直径最合理的匹配参数。
4) slit wedge tubing bolt
管缝锚杆
1.
The article has introduced the supporting technology with slit wedge tubing bolt in siltstone roadway in Wufeng Colliery,which has solved the problems of top collaps and floor lift and proved effective in construction.
五凤煤矿矿井巷道围岩顶底板多为粉砂质泥岩,泥岩,在巷道掘进过程中如不能及时采取有效的支护形式极易产生顶部垮塌及底鼓现象,经过多次实践,采用管缝锚杆一次支护后,收到了良好的工程效果。
5) split rockbolt
缝管式锚杆
1.
Based on the experiment by using split rockbolt support at Peifeng Mine Yanwu +35m-21#,Fujian Coal and Electricity Corporation,the paper proves that split rockbolt support in developing entry has advantages over the traditional support and other rockbolt supporting types.
通过对福建煤电公司培丰煤矿延五+35m-21#运巷进行缝管式锚杆支护试验,证明缝管式锚杆支护相对于采准巷道的传统支护方式及其他类型锚杆支护有较大优势,是一种支护及时、经济有效的新型锚杆支护形式,是采准巷道支护改革的一个方向。
6) slit weldge tubing bolt
管缝式锚杆
1.
Application of slit weldge tubing bolt in Jinshan Glod Mine;
管缝式锚杆在金山金矿的应用
补充资料：采用可拆卸预应力锚杆技术进行高层建筑基坑护坡
采用可拆卸预应力锚杆技术进行高层建筑基坑护坡
霹 采用可拆卸预应力锚杆技术进行高层建筑基坑护坡
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条