• By means of numerical calculation, model test and field investigation the sedimentation of the underground culvert at the main irrigation canal in North -Jiangsu Province was analysed.

    通过数值计算模型试验现场观测,对通榆河与苏北灌溉立交地泥沙淤积进行了综合分析。

    youdao

  • 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.

    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、渠系水利用系数水田耗水量

    youdao

  • 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.

    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、渠系水利用系数水田耗水量

    youdao

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