它包括涉及签名语法、资料模型、格式、密码处理方面的要求，以及外部要求和协调。
It includes requirements as they relate to the signature syntax, data model, format, cryptographic processing, and external requirements and coordination.
详见 参考资料 中关于相关语法的链接。
在编辑方面，规范的格式已经统一化了，使用了语法与简单参考资料相结合的模型概念符号规范。
On the editorial side, the format of the specification was consolidated with the semantics and notation specifications for the modeling concepts combined for easier reference.
应用推荐