刷新包通过将您的产品、组件或功能升级到下一个服务级别而完全替代它们。

A refresh pack completely replaces your product, component, or feature by upgrading it to the next service level.

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修复程序包将您的产品、组件或功能升级到新的服务级别。

A fix pack upgrades your product, component, or feature to a new service level.

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相比之下，AIX分为四个主要的操作系统级别：版本、发行版、技术级(TL)和服务包(SP)。

In contrast, AIX is broken down into four main operating system levels: version, release, technology level (TL), and service pack (SP).

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