The actual line loss rate is reverted by using the theory of mathematical statistics in order to provide guidance for production and operation as well as reducing power grid losses.

通过运用数理统计学相关原理和方法还原出实际线损率，从而指导生产经营工作，最终降低电网损耗。

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The factors which effect the production capacity of mine are summarized by system analysis methods and theories such as fuzzy, operation research and mathematics statistics.

本文运用模糊数学、运筹学原理及数理统计方法，总结了影响矿井生产能力的因素，并对矿井地质条件进行了量化描述和模糊综合评判。

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Current local wire rod production and equipment are studied. Statistics show wire rod amounts to 20.1% of total rolling products. Several most advanced wire rod lines are put into operation.

对我国目前线材生产的产量和装备进行了统计和研究，得出线材产量已达总钢材量的20.1%，已建成投产了一大批世界最高水平的线材轧机。

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