This paper introduces two types of simplified life cycle assessment method. They are matrix based qualitative approach and pattern-based qualitative approach. At the same time, the applications of these methods are demonstrated by two case studies. Finally, other possible applications of these two methods have been discussed as well. The analyses of their possible future applications are of great importance to the domestic researcher to carry out relative research work in the future.%文章分别介绍了基于矩阵分析的定性简化产品生命周期评价方法和基于模式分析与综合的定性简化产品生命周期评价方法。同时,以案例分析的形式说明了这两种简化的产品生命周期评价方法的应用方法。最后,分析了这两种简化生命周期评价方法的应用前景。两种简化生命周期评价方法应用前景的分析将为今后国内生命周期评价研究者更好地开展简化生命周期评价研究和应用提供了借鉴。
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