英语词汇variance in calculation怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
This paper introduces the approximate calculation of real number's or of vector parameter positive function's posterior mean, variance and forecasting density in mathematical statistics.
文章介绍了数理统计中实数或向量参数的正函数的后验平均、方差和预测密度的近似计算。
2
Regular production cost variance calculation and analysis is a difficult part in the teaching of management accounting and enterprise financial control.
固定制造费用成本差异计算与分析是《管理会计》和《企业财务管理》教学中的一个难点。

单词	variance in calculation
释义	variance in calculation 简明释义计算差异：指在计算过程中出现的差异或偏差。双语例句 1 This paper introduces the approximate calculation of real number's or of vector parameter positive function's posterior mean, variance and forecasting density in mathematical statistics. 文章介绍了数理统计中实数或向量参数的正函数的后验平均、方差和预测密度的近似计算。 2 Regular production cost variance calculation and analysis is a difficult part in the teaching of management accounting and enterprise financial control. 固定制造费用成本差异计算与分析是《管理会计》和《企业财务管理》教学中的一个难点。
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