use a drill的意思|示意

A drilling technique whereby gases (typically compressed air or nitrogen) are used to cool the drill bit and lift cuttings out of the wellbore, instead of the more conventional use of liquids.

空气钻井是一种钻井工艺，是指利用气体去冷却钻头和把岩屑举升出油井环空，而不是利用更常使用的流体。

The present technique is a new thin cutoff wall construction method by modifying the original method as to use flat drill bit instead of cross bit and adopt positive and negative circulating system.

冲切成槽薄壁混凝土防渗墙施工技术是在原冲击成槽建造防渗墙的基础上，对冲击钻头和施工工艺加以改进，用扁钻头代替十字钻头，用正反两种循环系统进行泥浆循环的一种新防渗墙施工方法。

If you also use variables or parameters, you can add a powerful drill-through functionality to the report.

如果还使用变量或参数，可以向报告添加一个强大的钻取功能。

Part 2 focuses on the common use of drill-down lists as a navigation method, and Part 3 focuses on forms, groupings, and other more advanced topics.

第2部分集中讲解将下钻列表作为导航方法的常见用途，第3部分集中讲解表单、分组及其他更高级的特性。

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。

Maybe use this as a special drill with less people.

这个练习可能对很少的人有用。