1) mine shaft sinking
立井掘凿
1.
Technology of comprehensive water prevention and control for mine shaft sinking under complicated hydrological conditions;
复杂水文地质条件下立井掘凿综合防治水技术
3) shaft extension
立井开凿
5) shaft bedrock driving
立井基岩掘进
1.
Because small width, vertical development and no crosswise development of the micro-crack can not produce the good effect of injecting in the construction of shaft bedrock driving, it is a good way to adopt the injecting technique of the high-power and large-diameter blasting propellant to produce crack.
在对立井基岩掘进施工裂隙水的治理中,因微裂隙宽度小、竖向发育、横向不发育而导致注浆效果不甚理想的情况,提出采用高威力大直径爆破药柱爆炸止裂注浆技术,以沟通横向裂隙和扩大裂隙区半径,加大注浆帷幕的范围和强度,从而达到治水和加固围岩的目的。
6) shaft sinking
凿井
1.
This text introduced the practice method of the box permanent steel petroleum derrick shaft sinking in the construction of vertical shaft pit shaft.
在立井井筒建设中,我们在原设计的基础上,对箱形永久钢井架凿井的实际方法作了改进。
2.
Monitoring for sidewall safety in deep alluvium freezing shaft sinking engineering is discussed in the paper.
重点介绍了深厚表土中冻结法凿井的井壁安全监测技术,利用现代计算机控制和远程通信技术,通过电话网和调制解调器,借助预埋的传感器,经过信息的分析和反演,实现了冻结法凿井中对井壁的远程全自动安全监测。
3.
Through the practice of Guqiao auxiliary shaft construction, this paper discusses how to increase the shaft sinking velocity with the existing technology and equipment.
如何利用国内现有的凿井技术、凿井设备提高建井速度,本文通过对顾桥副井的建井实例进行了深入的分析探讨。
补充资料：淙凿
1.冲击，侵蚀。
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