As an international network data exchange standard, XML has a wide application foreground and powerful functions in the connection and exchange of homogeneous or heterogeneous data.

XML作为网络数据交换的标准，在同种数据或异种数据的互连和交换中，有着广泛的应用前景和强大的功能。

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In practice, general text compressors are used either for archiving purposes or for reducing the network bandwidth during the data exchange process.

实际上，一般这类压缩器用于归档目的，或在数据交换过程中减少网络带宽。

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Between locations that exchange large volumes of data - say, Los Angeles and New York City - flow switching would establish a dedicated path across the network.

在两个需要进行大量数据交换的地点之间——比如洛杉矶和纽约——流交换会在网络上建立一条专用链路。

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It is a packet-switched technology, and only consumes network resources when data is being transmitted, so it is widely expected that customers will be charged for the amount of data they exchange, rather than the time they spend logged on to the network.

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