It requires some device to damp the violent changes in position of the moving graticule caused by bumps, and alterations in the rate of turn.是什么意思_It requires some device to damp the violent changes in position of the moving graticule caused by bumps, and alterations in the rate of turn.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句