这个词是什么意思？
Approximate, quantitative reasoning that is concerned with the linguistic ambiguity which exists in natural or synthetic language. At its core are variables such as good, bad, and young as well as modifiers such as more, less, and very. These ordinary terms represent fuzzy sets in a particular problem. Fuzzy logic plays a key role in many medical expert systems.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D017143 · MeSH 2026。
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