The vibrancy aroused by imbalance will prick up if only the optical disc exits eccentricity quality when principal axis motor rotated at so high speed. It is very difficult for optical head to focus and follow track.是什么意思_The vibrancy aroused by imbalance will prick up if only the optical disc exits eccentricity quality when principal axis motor rotated at so high speed. It is very difficult for optical head to focus and follow track.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句