“single-throw switch”的概念、定义、翻译、参考文献-科学参考

单词	single-throw switch
释义	single-throw switch [`siŋ·gǝl ¦thrō `swich] ^ELECTRICITY A switch in which the same pair of contacts is always opened or closed.
随便看	wind crust wind current wind-cut stone wind deflection wind direction wind-direction indicator wind-direction shaft wind divide wind drift wind-driven current winder wind erosion wind factor wind-fire angle wind gage wind gap wind-grooved stone wind guard winding winding engine winding number windlass wind measurement windmill windmill anemometer

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