将数字许可证与机器硬件配置标识信息绑定是数字版权保护技术普遍采用的方法。
Binding digital license to a unique identification of hardware configuration of the rendering device is the most popular strategy adopted in current digital rights management.
hypervisor（不管是什么类型）仅是一个从其来宾操作系统抽象机器硬件的分层应用程序。
So a hypervisor (regardless of the type) is just a layered application that abstracts the machine hardware from its guests.
该方法无须对原机器硬件作任何改动，可用于微机实时控制系统中，方便地获得任意采样频率。
No hardware alteration is needed in this method. The time-interrupt achieved can be used in real-time microcomputer control systems and various sample frequencies can thus be conveniently obtained.
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