Applications can be brought down, updated, or refreshed for routine maintenance at almost any time of day, without affecting quality of service.
可以在一天中的任何时候将应用离线，更新应用，或者作为例行的维护工作刷新应用，而不必担心会影响服务的质量。
Unless otherwise stated, the overseas training service is concerned with operation and routine maintenance.
除非另有说明，国外培训服务是指操作及日常维修。
Visits computer training: computer elementary operation eo, computer routine maintenance and service, commonly used software use and so on!
上门电脑培训：电脑基本操作，电脑日常维护与维修，常用软件使用等！
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