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| service de disponibilité (A service that improves information workers' free/busy data by providing secure, consistent, and up-to-date free/busy information to computers that are running Microsoft Office Outlook 2007. By default, this service is installed with Exchange 2007) | |||
| Availability service: 4 短语, 2 学科 |
| 航空 | 2 |
| 通讯 | 2 |