Apple's DRM system, called FairPlay, is the most widespread.
苹果的数字版权管理系统叫FairPlay，应用最为广泛。
The solution was to create a DRM system, which envelopes each song purchased from the iTunes store in special and secretsoftware so that it cannot be played on unauthorized devices.
这种情况促使DRM的产生，它把每一首从iTunes上购买的歌曲用特殊加密的方法打包以至于不能在未授权的设备上播放。
So if the music companies are selling over90 percent of their music DRM-free, what benefits do they get from selling theremaining small percentage of their music encumbered with a DRM system?
如果一个唱片公司正在销售超过90%的DRM免费音乐，他们能从那部分小比例的受DRM系统保护的音乐中获得什么好处呢？
AHP is used in the evaluation model of the security of DRM system.
提出了使用层次分析法来评价DRM系统的安全性模型。
And then the paper takes the advantage of mobile agent technique and forwards a reformative DRM system model.
同时本文也将移动代理技术应用于数字版权管理，提出了一种改进的DRM系统模型。
With the concerns of DRM all over the world, DRM receiver will become the key point of popularity of DRM system.
随着全世界对DRM的不断重视，DRM系统将会逐渐普及，而DRM接收机成为DRM系统广泛应用的关键。
The system offers the necessary guarantee for the final realization of the streaming media DRM system which based on Web service.
该系统为基于网络服务的流媒体DRM系统的最终实现提供了必要的保证。
With the related experiments, we propose the selective encryption mechanism and the information hiding technology which can be used in the DRM system.
通过实验研究提出了可用于DRM系统的选择加密机制和信息隐藏技术。
The voice quality in the DRM system is much higher than that in the analogue AM broadcasting system because new encoding and decoding technologies are used in the DRM.
和传统广播系统相比，DRM数字广播系统在声音质量上是模拟调幅广播无法比拟的。
So if the music companies are selling over 90 percent of their music DRM-free, what benefits do they get from selling the remaining small percentage of their music encumbered with a DRM system?
因此，如果说，唱片公司百分之九十的音乐是以不含DRM的形式出售，那么为剩下那一小部分加上DRM这个累赘又有什么好处呢？
So if the music companies are selling over 90 percent of their music DRM-free, what benefits do they get from selling the remaining small percentage of their music encumbered with a DRM system?
因此，如果说，唱片公司百分之九十的音乐是以不含DRM的形式出售，那么为剩下那一小部分加上DRM这个累赘又有什么好处呢？
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