electromechanical watches造句

例句与造句

1. The Accutron " ( right ) ", an electromechanical watch developed by Max Hetzel and manufactured by Bulova beginning in 1960, used a 360-hertz steel tuning fork as its timekeeper, powered by electromagnets attached to a battery-powered transistor oscillator circuit.
2. It's difficult to find electromechanical watches in a sentence. 用electromechanical watches造句挺难的