“economic service life”的概念、定义、翻译、参考文献-科学参考

单词	economic service life
释义	economic service life Encyclopedia 工学工程经济学释 economic service life经济寿命资产从投入使用开始，随着使用价值的降低和维护费用的升高，导致继续使用该资产在经济上不再合理而被更新所经历的时间，即资产的等额年总成本（包括购置成本和运营成本）最低，或等额年净收益最高的期限。经济寿命是由有形磨损和无形磨损共同决定的，通常小于资产的自然寿命。
随便看	single nucleotide polymorphism single-nucleotide polymorphism single nucleotide polymorphism analysis single nucleotide polymorphism PCR，SNP-PCR single nucleotide polymorphisms single nucleotide polymorphism，SNP single-opening hot press single origin single pair fluorescence resonance energy transfer single-pair high-bit-rate digital subscriber loop，SHDSL single-pair mating design single pan balance single-parent children single parent family single particle single-particle distribution function single particle energy level single-particle energy level single-particle excitation single particle freely suspension flow single-particle Green's function single particle in the central potential single-particle model single particle partition function single-particle partition function

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