单词 | starting box |
释义 | > as lemmasstarting box starting box n. a rheostat used to control the current when starting an electric motor. ΚΠ 1890 Science 1 Aug. 58/1 A perspective view of a motor, with sliding base and starting-box complete. 1930 Sel. Gloss. Motion Picture Techncian (Acad. Motion Pictures, Hollywood) Starting box, rheostat used to control current supplied to a motor during starting, to prevent damage to the motor winding. 2012 S. L. Herman Direct Current Fund. (ed. 8) xxii. 407 The three-terminal starting box is not suited for use where a field rheostat is used to obtain above-normal speeds. < as lemmas |
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