1) extensible bolt
可伸长锚杆
1.
Based on the idea,a new extensible bolt is designed for large deformation support of surrounding rock.
基于此设计了一种适用于大变形支护的新型可伸长锚杆,该型锚杆在达到初始锚固力后,在保持与围岩协调变形的伸长过程中锚固力可基本保持恒定,达到围岩许用变形形值后,锚固力急速上升。
2) rockbolts with extensible rod
杆体可伸长锚杆
1.
Based on the analysis of the rockbolts with extensible rod used in the world, the principle and structure are introduced of the type H and modified type of rockbolts with extensible rod developed by the China University of Mining & Technology, which are good in mechanical performance, simple in manufacturing, low in cost and excellent in practice.
在分析了国内外可伸长锚杆类型的基础上，介绍了中国矿业大学研制的力学性能好、加工简单、价格较低、实用性强的Ｈ型及改进型杆体可伸长锚杆的原理和结构。
3) telescopiform bolt
可拉伸锚杆
1.
This paper indroduces a telescopiform bolt in hole mouth and it under ground test.
介绍了一种孔口可拉伸锚杆及其现场试验情况。
4) extendable rod
可伸长的杆
5) extendable stick
可伸长的斗杆
6) extendable stick valve
可伸长斗杆的阀
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