n.陀螺儀；回轉(zhuǎn)儀
He also tested the first rocket controlled by a gyroscope. 他還試驗(yàn)了第一枚用陀螺儀控制的火箭。
This paper is a experimental report about Characteristics of the tracking rates of the gas-dynamic free rotor gyroscope. 本文是有關(guān)動壓氣浮自由轉(zhuǎn)子陀螺儀的跟蹤速率特性的實(shí)驗(yàn)總結(jié)報告。
