The Digital Rights Management (DRM) is a general solution to utilization, storage, exchange and tracking of digital contents and their rights.
数字版权管理技术从数字内容及其权限的使用、 存储、 交换、追踪等方面给出了全面的解决方案。
The algorithm reaches tracking accuracy requirements, minimizes the network resource utilization and prolongs the working life of wireless sensor networks.
算法在提高定位精度的同时最大限度地降低了对资源的使用，有效延长了无线传感器网络的工作寿命。
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