用Nero软件,选择\'复制光盘\'选项.在打开的页面上有如下提示:
caution: Some discs cannot be copied. They may be copy protected or contain errors.
If you are unsure your disc can be copied, please run a trial in the simulation mode.
[Click on \'More>>\' and select Simulation].请问,simulation mode的功能是什么,怎么使用?多谢?