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mean-per-unit estimation

英 [miːn pə(r) ˈjuːnɪt ˌestɪˈmeɪʃn] 美 [miːn pər ˈjuːnɪt ˌestɪˈmeɪʃn]

每单位平均估计值；估计每件平均值

经济

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