• By using smoothed exponential method and combining the statistic data of grain yield in 1991-1999 for Benxi area, the paper presents perspective grain yield in the near future fears.

    本文利用指数平滑结合本溪市1991- 1999年粮食产量统计资料对未来几年内本溪市粮食产量做出了预测。

    youdao

  • By using smoothed exponential method and combining the statistic data of grain yield in 1991-1999 for Benxi area, the paper presents perspective grain yield in the near future fears.

    本文利用指数平滑结合本溪市1991- 1999年粮食产量统计资料对未来几年内本溪市粮食产量做出了预测。

    youdao

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