Therefore, improving surface irrigation has very important meaning.
因此，对地面灌溉进行改进具有非常重要的意义。
The model was applied to estimate water surface shape factor for forder irrigation was reliable.
同时也表明采用该文所建经验计算式估算畦灌地表储水形状系数值是可靠的。
The model was applied to estimate water surface shape factor for forder irrigation was reliable.
同时也表明采用该文所建经验计算式估算畦灌地表储水形状系数值是可靠的。
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