1、With this information, control can send speed up or slow down commands to the disc drive motor.
根據這些個信息，控制系統(tǒng)可以向盤片驅動系統(tǒng)發(fā)送提速或降速的指令。

2、When the moving heads of the disc drive are retracted, the disc pack can be removed and stored.
若把讀寫頭縮入，就可以把磁碟組拿去及貯藏。

3、Automatic balancing apparatus, rotating apparatus, disc drive apparatus, and balancer.
自動平衡裝置，旋轉裝置，盤驅動裝置以及平衡器。