Make sure the business services' QoS is aligned with the planned engineeringeffort.
确保业务服务的QoS与计划的工程工作一致。
2
As discussed in the previous section, deriving parsing and acquisition tools and data models requires significant reverse-engineeringeffort.
正如上一节所讨论的一样，分析和获取工具以及数据模型都需要大量与反向工程相关的工作。
3
A business process re-engineeringeffort at a large enterprise is a complex undertaking that may take several years and involve many people and many IT systems.