The current is transmitted to the electric motors, actuating each of the wheels of the power car and the trailers. 佚名.神奇的知识之书.
It will be understood that electromagnets were the ticker's actuating agency. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
They result by a criminal neglect of builders or engineers to provide themselves with such devices, or by a most ignorant or careless management and operation of simple actuating mechanisms. 威廉·亨利·杜利特.世纪发明.
Singer was the first to apply the treadle to the sewing machine for actuating it by foot power in the place of the hand-driven crank wheel. Edward W. Byrn.十九世纪发明进展.
According to Froebel, the actuating force is the presentation of symbols, largely mathematical, corresponding to the essential traits of the Absolute. 约翰·杜威.民主与教育.
The electromagnets and other actuating mechanism cannot be seen plainly in this figure, but are produced diagrammatically in Fig. 2, and somewhat enlarged for convenience of explanation. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.