I pass several times in this several years of training with continuously investigation, summary the following what time mathematics teaching experience, supply colleague reference.

在这几年中我通过几次的培训和不断探究，总结以下几点数学教学经验，供给同仁参考。

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At the same time, the implementation process and performance value of collaborative supply chain of coal industry have an important reference to China's other industries.

同时，煤炭行业供应链协同的实施过程及其综合绩效评价对我国其它行业也具有重要的借鉴意义。

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