With a conventional PBX, separate networks are necessary for voice and data communications.

用常规p BX时，话音和数据通信必须有两个分开的网络。

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They are well-suited for use in proprietary wireless communications networks, as well as for scientific observation, data gathering and the Global Positioning System (GPS).

这种卫星非常适合专有的无线通讯网络使用，也很适合于科学观察、信息收集和全球定位系统使用。

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Different types of peripheral devices disk drives, printers, communications networks, and so on handle and store data differently from the way the computer handles and stores it.

不同类型的外设磁盘驱动器，打印机，通信网络等，处理和存储数据，从不同方式的计算机处理和储存。

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"LTE is the future of mobile communications, and faster data networks will become a key area of differentiation for consumers when choosing their mobile devices, " said Kevin Ho, President of the Handset Product Line of Huawei Device.

ENGADGET: Huawei Ascend P1 LTE named as EE exclusive in UK, other markets to follow

He headed operations at data communications hardware maker Juniper Networks for a year before jumping to Microsoft and taking over the plum job of running the division that oversees Office.

FORBES: Magazine Article

The boom in data-intensive devices like smart phones and netbooks is straining wireless networks across the U.S. The Federal Communications Commission has pledged to make 500 megahertz of spectrum available for mobile broadband over the next decade.

FORBES: AT&T Wants Developers And Consumers To Optimize Bandwidth