Seeing how many broken satellites remain in orbit instantly reminded me of the scene in Wall-E in which the Earth of the future is seen enveloped in a layer of orbiting techno-trash.
看到现在有这么多废弃的卫星漂浮在轨道上，让我想起了《机器人总动员》（Wall-E）的情景，地球的未来笼罩着一层轨道垃圾。
A mobile node can always communicate with other nodes via its home address whether it is on its home link or foreign link, and the connections of transport layer and higher layer will not be broken.
不论移动节点位于家乡网络还是外地网络，它都可以使用家乡地址和其他节点相互通讯，这样传输层和更高层的连接不会被打断。
Experiment results show that removing the surface broken crystal layer of the cold drawn rod can prevent heat treatment induced cracks.
实验结果表明，热处理前去掉冷拉棒表面的碎晶层可以防止它在热处理过程中产生裂纹。
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