1) dynadrill
戴纳钻具
2) Navi-Drill
纳维钻具
3) masker
[英]['mɑ:skə] [美]['mæskɚ]
戴面具者
4) An Autobiographical Sketch of R. H. Dana
戴纳自传
5) drilling tool
钻具
1.
Field mobile welding machine for drilling tool hardfacing;
野外可移动式钻具耐磨带堆焊专机
2.
The Experimental device for erosion of drilling tool of gas drilling;
气体钻井钻具冲蚀磨损试验装置
3.
Based on statistics and analysis from plenty of information on situation investigation on drilling tool failure and failure analysis data from oilfields,this paper all-round and systematically instates the status-quo,form and cause of drilling tool failure and prevention measure,which has important guiding significance to the drilling tool safety of com.
钻具的安全是安全高效地进行油气资源开发的基本条件和重要保障。
6) drill tools
钻具
1.
Drill tools have corroded seriously when they are used in the engineering of oil exploitation by Jiangsu Oil Field.
在钻井过程中,钻具的腐蚀相当严重,并且随着钻井方向向纵深发展,温度、压力、井层地质结构的变化等各种因素使得钻具的腐蚀破坏日趋严重。
补充资料：戴面
1.谓有脸面。
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