网络提供了一种前所未有的信息传播途径。
An unprecedented channel for information transmission has been provided by computer networks.
现有的异构数据库中间件已不能完全满足网络信息系统应用的上述需要。
Current heterogeneous database middleware cannot meet the need of network information system application said above.
现有的异构数据库中间件已不能完全满足网络信息系统应用的上述需要。
Current heterogeneous database middleware cannot meet the need of network information system application said above.
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