Mathematica教程，内容非常全面，有600多页，是一本不错的工具书，可以随用随查，很方便-Mathematica Guide, which is very comprehensive, more than 600 pages, is a good tool, which can be used with the investigation, very convenient

一个比较好的关于linux/shell的编程总结文档.可以作为一个参考速查手册-a relatively good on linux / shell programming summary document. Can be used as a reference rate investigation Manual

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Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which a