1) annular boring
环孔钻
2) borehole environment
钻孔环境
1.
The effect of borehole environment at borehole deformation observation;
钻孔环境在钻孔地形变观测中的作用
3) trepan
[英][tri'pæn] [美][trɪ'pæn]
环钻穿孔
4) Drill Cycle
钻孔循环
1.
Research on Post-process Program of MasterCAM for SINUMERIK 802S' Drill Cycle
SINUMERI K802S数控系统钻孔循环的MasterCAM后置处理研究
5) drilling in circulating driller
循环钻机钻孔
1.
Combined with specific project, it illustrates the means from drilling in circulating driller、digging by hand and concrete pouring, analyzes the cost of construction and the job practice is introduced.
结合具体的工程实践,阐述了钻挖结合方法的确定,从循环钻机钻孔、人工挖孔、混凝土灌注等,介绍了详细的施工方法,并对施工实施效果成本进行了分析,取得了很好的效果。
6) annular hole drilling tool
环形孔钻具
1.
Based on investigation and analysis and using underground continuous wall technology for reference, a new type of annular hole drilling tool is presented.
概述了大直径空心桩施工技术的发展现状 ,在调研分析的基础上 ,借鉴地下连续墙施工技术 ,提出了一种新型的环形孔钻具 ,并对其结构、工作原理、应用条件及施工步骤等进行了阐
补充资料：海洋自然地理环境(见自然地理环境)
海洋自然地理环境(见自然地理环境)
marine physical geographic environment
haiyang ziran dili huaniing海洋自然地理环境(marin。phys、calgeograPhic environment)见自然地理环境。
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