In the paper, concepts, operations and laws of operations of multi-dimensional fuzzy error set are first studied on base of needs of objective practice.
本文根据客观实际的需要，首次提出了多元模糊错误集的概念，并研究了它上面的运算及其规律。
Based on fuzzy set theory, the symmetric solving method for fuzzy multi objective optimization of structures is presented in this paper.
本文基于模糊集理论，提出了结构多目标模糊规划的对称解法。
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