The necessity of conveyor concentrate control is introduced. The site bus is used as the main net of conveyor concentrate control under the mine. The development prospects are related.

介绍了胶带机集中控制的必要性，描述了采用现场总线作为井下胶带机集中控制的主干网络的技术实践，叙述了其发展前景。

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Users could change their main net service provider by going to the Connections section of the Internet Options folder on the Windows Control Panel, said Mr Peacock.

BBC: AOL rejects software complaints

So far Main.net is the only firm to publicly claim the ability to push data through a transformer.

FORBES: Technology

Main.net's system skips the high-voltage lines, injecting data into the grid further downstream, on medium-voltage (4, 000 to 25, 000 volts) lines.

FORBES: Technology