红帽全球峰会1.6. 集合
一些命令参数需要一个集合（collection）。集合就是一组子参数数据，它以以下的形式定义。
[RHEVM shell (connected)]# command --param-collection {subparam1=value1;subparam2=value2;subparam3=value3;...},{subparam1=value1;subparam2=value2;subparam3=value3;...},...
在每个资源页中，集合的子参数会在资源参数后列出。
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