• 灌溉水利用系数衡量农业节水效果关键指标

    Water efficiency of irrigation is a key criterion for evaluation of agricultural water saving effect.

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  • 灌溉水利用系数包括渠系利用系数田间利用系数

    The utilization coefficient of irrigation water contains the utilization coefficient of canal system water and field water.

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  • 通过渠道清淤防渗工程小农连片建设有效地提高灌溉水利用系数

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

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  • 农业灌溉水有效利用低下灌溉水利用系数不足0.4,灌区节水相当大的潜力

    The effective utilization rate of agricultural irrigation water is very low. Its utilization factor is below 0.4 that there are great potentialities on water saving in irrigated regions.

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  • 潍坊又是农业大市,农业用水全市用水量85%,全市灌溉水利用系数在0.5左右,农业节水潜力巨大。

    Weifang is also the big agricultural city, the water used in agriculture occupies 85% of the whole city water consumption. The utilization coefficient of the whole city irrigation water is about 0.5.

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  • 文摘:灌溉渠系布置形式一般可分为串联渠系、等效并联渠系非等效并联渠系,对这3种灌溉渠系水利用系数进行了理论研究。

    Layout forms of irrigation canal system can be generally classified as three categories: series-wound canal system, equivalent shunt-wound canal system and nonequivalent shunt-wound canal system.

    youdao

  • 文摘:灌溉渠系布置形式一般可分为串联渠系、等效并联渠系非等效并联渠系,对这3种灌溉渠系水利用系数进行了理论研究。

    Layout forms of irrigation canal system can be generally classified as three categories: series-wound canal system, equivalent shunt-wound canal system and nonequivalent shunt-wound canal system.

    youdao

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