• 最后分别计算沈阳市以上十个主要灌区各级渠道渠道利用系数渠系水利用系数

    Finally, the canal water efficiency of all levels of canals, canal system water efficiency and paddy field water consumptions of the 10 main irrigation areas in Shenyang city were put out.

    youdao

  • 渠道密度渠系利用系数两者之间关系式确立有助于从理论上评价渠道分布渠系水利用系数影响

    Establishing the relation between canal density and canal-system water use efficiency can facilitate the evaluation of the influence canal distribution on canal-system water use efficiency.

    youdao

  • 通过渠道清淤防渗工程小农连片建设有效地提高灌溉利用系数

    Seepage through the channel dredging project and the construction of small-scale water contiguous to effectively improve the utilization coefficient of irrigation water.

    youdao

  • 通过渠道清淤防渗工程小农连片建设有效地提高灌溉利用系数

    Seepage through the channel dredging project and the construction of small-scale water contiguous to effectively improve the utilization coefficient of irrigation water.

    youdao

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