光驱控制程序，在需要与制备的录音软件

代码说明：

CDROM 控制程序,在编写刻录软件的时候需要把光盘退出再载入光盘.这个时候需要这个软件来控制.原理很简单,主要是API接口函数很难找到.-CDROM control procedures, recording software in the preparation of the need to withdraw from the re-recorded CD discs. this time the software required to control. very Principle simple, the main API function hard to find.