DB2 connect has many features, though invisible, that make a big difference in how network connectivity is used.

虽然有许多DB 2 Connect功能是看不到的，但这些功能使得对网络连接的使用方式与其他产品有很大的不同。

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The decay trend prediction model of mechanical equipment capability adopted single invisible layer feed forward network and chose the expansion speed of RBF, the network was established.

机械装备性能衰退趋势预测模型，采用单隐层前馈网络，通过径向基函数的扩展速度的选择创建网络。

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Under Sagan's leadership Akamai's invisible network has continued to encroach on more of the traditional, overtrafficked Internet.

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This invisible network of mutual back-scratching made it difficult for anyone outside the military to control it - or even understand it.

CNN: A Question Of Loyalty