Conducting regular evaluations of an application against quality objectives during development and maintenance activities to identify and prioritize remedial actions early to prevent expensive rework.

在开发及维护过程中，对一个软件的质量目标，进行有规则的评估，以及早进行补救活动，避免在后期进行繁琐的返工工作。

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The US National Transportation Safety Board (NTSB) made two urgent recommendations for changes to the DC-10's cargo doors and Douglas assured the authorities that the changes could be made during regular maintenance checks.

BBC: Dreamliner trouble: A brief history of airliner problems