Routing is a function associated with the network layer (layer 3) in the standard model of network programming, the Open Systems Interconnection (OSI) model.

在开放系统互连osi模型中，路由是网络层(第三层)的功能。

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The SPX layer sits on top of the IPX layer (layer 3) and provides connection-oriented services between two nodes on the network.

SPX层位于IPX层(第三层)之上，可以为网络的两个节点提供基于连接的服务。

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The artist can then add a second color of glass to make designs over the first layer of glass.

VOA: special.2009.09.16

But I'm sure you can easily see how these styrofoam balls could, in fact, be a mono layer of gold nuclei.

这个实验怎么工作的,我们先来做些计算，但我相信你们都已经。

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there are many genes that are already expressed and presented in this dimpling and thickening of the outer layer.

在外胚层的凹陷和增厚过程中,表达了很多基因。

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"It's like baking a layer cake, but doing it one layer at a time, " said Atala.

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Some particles, however, are energetic enough to puncture the top layer and strike the second layer.

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You have to add to this layer upon layer of professional interest groups having their say.

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