| 1 | This type of data communication is relatively cheap and simple. | |
| 2 | A peripheral part of that crew' s duties was taking care of the company' s data communications systems. | |
| 3 | His education background is also quite outstanding. He graduated from Beijing University in data communication and later obtained a master`s degree from Yale. | |
| 4 | Iridium Satellite provides global satellite voice and data communications solutions with complete coverage of the Earth. | |
| 5 | With a conventional PBX, separate networks are necessary for voice and data communications. |
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