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Network interface unit (NIU) is an interface device between the control computer and the communication network. 網(wǎng)絡接口單元（NIU）是控制計算機與通信網(wǎng)絡進行交互的一種接口設備。
The control device for large bulb unit bearing oil system is ba sed on the programmable logic controller and programmable operator interface. 介紹了基于可編程序控制器和工業(yè)顯示觸摸屏的大型貫流式水輪發(fā)電機組軸承油系統(tǒng)控制裝置的主要設計特點。