electric hand drill

基本解釋

A curve saw mounted on an electric hand drill is a hardware tool, and is composed of a shell, a handgrip, a transmission system, a saw blade and a base.
手電鉆用曲線鋸頭是一種五金工具，由殼體、手柄、傳動系統(tǒng)以及鋸條和底座構(gòu)成。
ip.com
A multifunction hand electric drill control using voltage negative feedback and current positive feedback, with protecting devices of current cut-off negative feedback, is proposed.
本文介紹的多功能手電鉆控制器，采用電壓負反饋、電流正反饋，并有電流截止負反饋的保護裝置。
The hand-operated multifunction electric tool is characterized in that the small and special electric machine can be connected with the drill chuck by hand to form the hand-operated electric drill.
其特征在于微特電機可以人為與鉆夾頭連接，便組成了手持式電鉆；
ip.com