1) rail drilling machine
轨道钻孔机
2) rail drill
钢轨钻孔机
1.
This paper expounds the present situation and improving scheme of the rail drill, discusses the developing process and field application of the rail drill, analyzes the test results of the rail drill, and introduces the improved rail drill.
阐述了钢轨钻孔机的现状与改进方案,论述了钢轨钻孔机的研制过程及现场应用,分析了钢轨钻孔机的测试结论,并介绍了改进型钢轨钻孔机。
3) tunnel drilling rig
隧道钻孔机
4) electric rail drill
电动钢轨钻孔机
6) borehole track plane projection
钻孔轨迹图
1.
The polar iso-distance net,owing to its high engineering accuracy,vivacity and quasi three dimensional characteristics,can be used to picture and draw borehole track plane projections and to be helpful in providing detailed graphics information for analyzing borehole inclination law.
钻孔轨迹图在分析和处理钻孔偏斜问题中起着非常重要的作用。
补充资料：起重机钢轨
分子式：
分子量：
CAS号：
性质：见钢轨。
分子量：
CAS号：
性质：见钢轨。
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