Activity-based costing(ABC)is an important concept in Management Accounting, and the same is true with input-output analysis in Statistics.
正如作业成本是管理会计学中的重要概念，投入产出分析也是统计学中的重要概念。
2
This optional activity aims at demonstrating the solution's feasibility by building an architectural Proof-of-Concept and assessing its viability against the architecturally significant requirements.
此选项活动关注于通过构建一个架构概念论证来证明解决方案的可行性，并评估架构上重要需求的生存力。
3
The RUP has some mechanisms for developing a proof of concept, primarily in the Perform Architectural Synthesis activity of the analysis and design workflow.