The prototype has three layers: the client layer, the agent layer and the server layer.

本系统采取三层体系结构，分别是客户端，中间代理层和分布的服务器层。

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The film-shaped adhesive also includes a substrate (A) and a second sticky-agent layer (B).

上述薄膜状粘结剂进一步包括基材（A） 和粘着剂层（B）。

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Server layer represents as CNC resources integrated service platform. Agent layer represents as DNC communication platform and CNC information collecting platform.

服务层表示数控资源集成服务平台，代理层表示DNC通信平台和机床信息采集平台。

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Then, apply a thin layer of the topical agent once or twice a day for at least two weeks, or according to package directions.

CNN: Athlete's foot