maintenance costs [e.g., spare parts-without duplication of above Clause 26.5 (d) requirements-andor other inputs]; and (iv) rate, as percentage, to be used to discount all annual future costs calculated under (ii) and (iii) above to present value.

• 维护费（如备件 不重复上述26.；5（d）条的要求 和或其他投入;和（iv）用于将上述（ii）和(iii)条计算的全部未来每费用贴现至现值的百分率。