In the layered systems the service data sent to the given layer by the user is sent peer-to-peer to the users in the service layer without changing the lexeme.

在划分层的系统中，用户发送的给定层的服务数据，被保持语义不变的发送给对等的服务层用户。

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In the layered systems the service data sent to the given layer by the user is sent peer-to-peer to the users in the service layer without changing the lexeme.

在划分层的系统中，用户发送的给定层的服务数据，被保持语义不变的发送给对等的服务层用户。

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