network layer

• 网路层

network layer的用法和样例：

例句

1. The network layer has the task of moving the data through the internetwork.
   网路层的任务在互连网路间移动资料。
2. The data link layer builds a frame around the network layer data so the necessary checks and controls can be applied.
   资料链结层在网路层资料之外建立一个讯框，如此一来必要的检查和控制才能被套用。
3. Routers operate at the Network Layer.
   路由器运行在网络层。
4. The IP layer supplies a checksum that includes its own header.
   网络层提供包含自身报头的检查和。