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economics
4 items with this tag.
Jul 02, 2026
IRR / 内部收益率 (Internal Rate of Return)
concept
economics
Jul 02, 2026
LCC / 全生命周期成本 (Life-Cycle Cost)
concept
economics
Jul 02, 2026
NPV / 净现值 (Net Present Value)
concept
economics
Jul 01, 2026
工程经济性
chapter
hvac
economics