服务修复管理在实质上，是服务质量管理的一个重要组成部分。
With these points, we can make a definition on total service recovery management.
因此，在修复或替换主服务器之前，管理功能是不可用的。
Therefore, administrative functions are unavailable until the primary server is restored or replaced.
服务匹配和选择、服务协调和管理、错误检测和修复是解决普适计算服务组合的三个关键技术。
Service matching and selection, service coordination and management, and fault checked and recovered were three key technologies to resolve service composition.
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