life-cycle analysis lca 生命周期分析
The influence of paper and plastic packaging on environment are assessed by the method of life cycle analysis (LCA) in this paper.
采用国际通用的生命周期分析(LCA)方法，评价了纸和塑料包装对环境的影响。
Life cycle Assessment (LCA) is a quantitative and qualitative analysis tool of environmental impact caused by life cycle of products, techniques and activities.
针对火电厂的环境影响评价，目前已有很多种评价方法，运用生命周期评价方法(LCA)，对超超临界火电厂进行了环境影响分析。
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