drill unit

基本解释

A common system is a drill unit that can be either vertically or axially mounted.
常用的是一个钻加工设备，既可以垂直安装也可以轴向安装。
The mathematical model of the precision drill unit with parallelogram linkage was brought up and its dynamic behaviors were analyzed with this mathematical model.
本文提出了具有平行四连杆仿形机构的精密播种单体的数学模型，并使用该数学模型对精密播种单体作了动力学分析。
This article probes into the process step, method and the disposal of some other basic problems of a computer-aided design for multiple spindle drill unit, which is easy to use and popularize.
本文探讨一种便于使用和推广的多轴钻组合机床计算机辅助设计的过程、步骤和方法以及其它一些基本问题的处理。

When the drill unit sank on Thursday, we immediately and intensely investigated by remotely operated vehicles the entire 5, 000 feet of pipe that's on the floor of the ocean.
WHITEHOUSE: President Obama Speaks on NYC Incident and BP Oil Spill in Louisiana The White House
About two years later UMW Petropipe, a unit of a Malaysian conglomerate, invested 10 million yuan that helped Hilong into drill pipe manufacturing.
FORBES: Add Oil! Chinese Drill-Pipe Maker Ventures Into The Middle East