The system is highly advanced. It has been code named Long Tooth by the Pentagon.

整个系统非常先进，五角大楼给它的代号是‘长牙’。

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In this paper, isochronous service of Advanced Orbit System (AOS) is researched, and the possible schemes for implementing pseudo-random code ranging by using isochronous service of AOS are discussed.

本文对高级在轨系统(AOS)提供的等时性业务进行了深入的研究，讨论了利用AOS等时性业务实现伪码测距的可能方案。

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Among the advanced topics covered in the book are memory testing and verification, device driver design and implementation, real-time operating system internals, and code optimization techniques.

在书中涉及的高级主题是内存测试与验证、设备驱动程序设计与实现、实时操作系统内核、以及代码优化技术。

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And Digg, like many other sites that revealed the HD-DVD code, has already been sent a cease and desist letter from the Advanced Access Content System (AACS), a digital rights management development group that includes the fearsome lineup of the Walt Disney Co.

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