V2EX life-cycle assessment

Life-cycle assessment

定义 Definition

life-cycle assessment(LCA)生命周期评价/生命周期评估。一种系统方法,用来量化并评估某个产品、服务或过程在其全生命周期(原料获取、生产、运输、使用、维护、回收/处置等)中对环境造成的影响(如温室气体排放、能源与水消耗、污染物排放等)。也常用于企业减排、绿色设计与环境声明。

发音 Pronunciation (IPA)

/laf sakl ssmnt/

例句 Examples

Life-cycle assessment helps companies compare packaging options.
生命周期评价帮助公司比较不同包装方案。

A full life-cycle assessment showed that most emissions came from electricity used during the product’s use phase, not from manufacturing.
完整的生命周期评价显示,大部分排放来自产品使用阶段的用电,而不是制造阶段。

词源 Etymology

该术语由 life cycle(生命周期) + assessment(评估) 组成。作为环境管理与工业生态学中的方法框架,LCA 在20世纪后期逐渐发展并标准化,后来被 ISO 14040/14044 等国际标准体系明确规范,用于支持可持续决策与环境影响沟通。

相关词 Relted Words

文学与重要著作中的用例 Literary Works

  • Life Cycle Assessment: Theory and Practice(H. Scott Matthews 等):系统阐述 LCA 的理论与应用案例
  • Environmental Life Cycle Assessment(Mary Ann Curran,编):汇集方法学与行业实践讨论
  • Sustainable Materials with Both Eyes Open(Julian M. Allwood & Jonathan M. Cullen):多处借助 LCA 思路分析材料与碳排
  • Cradle to Cradle: Remaking the Way We Make Things(William McDonough & Michael Braungart):在讨论产品系统与环境影响时涉及 LCA 相关理念
  • ISO 14040 / ISO 14044(国际标准文件):以标准形式定义并规范生命周期评价的框架与要求
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