现在让我们来复习一下关于分布式环境中授权的一些基础知识，以及PLAM架构的一些术语。

Let's review the basics of authorization in a distributed environment and some PLAM architecture terminology.

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本文写作目的主要是复习1 -磷酸鞘氨醇的生物学特性和分布，及其在类风湿关节炎发病中的作用，进而讨论它作为类风湿关节炎治疗靶点的可能性。

The aim of this article was to review the biology and distribution of S1P, together with its role in ra, and to discuss its potential as a therapeutic target for ra.

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对此现象我们进行了文献复习并做了一些验证，发现这是耳穴分布规律的一个重要表现，并称之为“耳穴相关群现象”。

We did a review and experiment to it. This phenomenon is a important reflected in auricular point specialitys. We call: "relative group of car-points".

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