To evaluate feasibility of a waterway project, the most important index is EIRR, which is calculated based on the economic benefit, investment and maintenance expenditure.

  • 评价航道工程在经济上是否可行,最重要的一个评价指标就是经济内部收益率。

  • 互联网摘选 2025-01-20 17:17:05

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