这些指导原则按 IXRetail 的最佳实践小组委员会（Best Practices Subcommittee）批准的先后次序列出；这个顺序没有其它意义。
The guidelines are listed in the order approved by the Best Practices Subcommittee of IXRetail; the order has no other significance.
反序列节点让消息以任意次序到达，但仅传播按照正确顺序排列的节点(该顺序可以由任意源确定，包括序列节点)。
The Resequence node lets messages arrive in any order, but will only propagate messages in the correct order (which can be determined by any source, including the sequence node).
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