Electric portable drill 手电钻 ; 便携式电钻 ; 手提式电钻
portable rock drill 手持式凿岩机
portable drill rig 轻便钻机
electric plating portable drill 便携式电钻
portable drill portable drilling rig 便携式钻机
Portable-type earth drill 手提式挖坑机 ; 挖坑机价格 ; 手提式植树机
portable electric drill 手提式电钻 ; 轻便电钻 ; 轻便
portable sample drill 手提式取样钻机
portable dental drill 便携式牙钻
A portable drill or an electric chainsaw could save Labour, and make light of roughing out big boards.
便携钻机或是电动链锯能够节省体力，并使大块木板的粗加工化繁为简。
Before you buy a portable drill, check the manufacturer warranty as well as the availability of parts.
在购买便携式钻子之前，核对下生产厂商的担保书以及可以使用的部件。
This paper studys noise produced by portable electric drill on theory and experiment. It can help find methods of reducing portable electric drill noise.
从实验和理论上研究了手提电钻在工作时产生噪音的主要噪声源及其特点，为减少其噪音提供了依据。
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