V2EX lifecycle assessment

Lifecycle Assessment

释义 Definition(中文)

生命周期评估(常缩写为 LCA):一种用来衡量产品、服务或系统在整个生命周期(从原材料获取、生产、运输、使用到报废/回收)中对环境造成影响的方法,常用于比较方案、改进设计与制定环保策略。(也可用于更广义的“全流程影响评估”,但最常见是环境领域。)

发音 Pronunciation(IPA)

/lafsakl ssmnt/

例句 Examples

We used lifecycle assessment to compare paper and plastic bags.
我们用生命周期评估来比较纸袋和塑料袋的环境影响。

A full lifecycle assessment showed that most emissions came from manufacturing rather than transportation.
一份完整的生命周期评估显示,大部分排放来自制造环节,而不是运输环节。

词源 Etymology(中文)

lifecyclelife(生命/生命周期)+ cycle(循环、周期)构成,表示“从开始到结束的一整套阶段”;assessment 来自 assess(评估、估算),表示“评估行为或结果”。“Lifecycle assessment”作为术语在环境管理与可持续发展领域被系统化使用,并在国际标准(如 ISO 14040/14044)中得到规范化定义与方法框架。

相关词 Related Words

文学与著作中的用例 Literary & Notable Works

  • ISO 14040: Environmental management Life cycle assessment Principles and framework(国际标准文本中频繁出现该术语)
  • ISO 14044: Environmental management Life cycle assessment Requirements and guidelines
  • Life Cycle Assessment: Theory and Practice(教材/专著标题与正文常用)
  • Handbook of Life Cycle Assessment(工具书/手册类著作中高频出现)
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