Each data packet sent over the Internet contains information about its source and its destination.
每一个通过因特网传递的数据包都包含有它的来源和目的地。
Direct Transfer activities, which move data from a source to a destination.
DirectTransfer活动，把数据从源移动到目的。
People must have confidencethat data will travel to its destination without disruption.
必须让人们对数据传输到目的地而不被打断有充足的信心。
Origin-Destination (OD) demands are the most basic data for traffic and transportation planning.
OD需求信息是交通运输规划最为基础的数据。
Origin-Destination (OD) demands are the most basic data for traffic and transportation planning.
OD需求信息是交通运输规划最为基础的数据。
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