The result shows that the system is capable to precisely calculate the quantity of the graphite nodules and sieve the defective nodules.

结果表明，该系统可以精确测量石墨球的个数和准确筛选出有缺陷的石墨球。

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Numerical example shows that the optimal order quantity increases and maximization profit decreases as the expected value of fuzzy random defective rate increase.

算例分析表明，随着模糊随机缺陷率期望值的增大，最优订货量增大，最大利润相应减少。

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