Fuzzy linear programming with trapezoid fuzzy numbers in restricted condition is transformed into classical linear programming by using a new ranking criterion, and an optimal solution is obtained.

• 摘要利用一种新的模糊数排序准则，将约束条件中含有梯形模糊数的模糊线性规划转化为经典的线性规划，进而求得了原模糊线性规划的最优解。