我们为用户提供：谘询服务，机器使用培训，售后维护，升级等服务。
We offer: consulting services, training, machine use, and maintenance, upgrades and other services.
他表示，其他重要的改进还包括最佳实践分析工具、脱机域加入、管理服务账户、系统中心操作管理升级包等。
Other important improvements include a Best Practices Analyzer, offline domain join, managed service accounts, and improved management packs for System Center Operations Manager, he said.
更可免费升级彩壳和512 MB独显，服务升级等惊喜。
Also, get a free upgrade to color casing and a 512mb independent graphics card, as well as other service upgrades.
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