通过在分子中增加解决问题花费时间的方法可以获得系统可维护性的一个实际度量单位。
Add the number of hours spent fixing bugs in the numerator to arrive at an actual metric for the maintainability of the system.
系统内各保护测控单元采用统一的硬件平台和系统设计，降低了系统复杂性，提高了系统可维护性。
As all protective measuring and control units adopt a uniform hardware platform and system design, the complexity is reduced and the maintainability is improved for the system.
基于场景的软件体系结构层面的系统可维护性评估主要依赖于情景的萃取和体系结构层面的分析技术。
Software-architecture-level maintenance evaluation based on scenario mainly relies on two technologies: elicitation of the scenarios and impact analysis in architecture level.
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