• 第3概化矩形河道为对象,采用一维数学模型进行模拟,对成因作了分析研究。

    Chapter 3 has analyzed the origin cause of tidal bore through simulating bore with one-dimensional bore model based on the ideal rectangle cross watercourse.

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  • 羊水饮水河水湖水海水遥远遥远的地方是否存在着永无尽头的呢?

    Amniotic fluid, drinking water, river, lake, sea, where in the far distance place, is there boundless surge?

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  • 分析了溃坝潮等基本特征

    The basic characteristics of bore and dam break wave are analyzed.

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  • 灌溉土壤间歇入渗数学模型进行灌溉田水流运动数值模拟灌水方案优化设计基础

    Infiltration model for surge irrigation is the base of surface water flow movement simulation and irrigation scheme design of surge irrigation.

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  • 运用正交试验设计方法在田间进行灌水试验,结果表明:调节阀入口压力影响阀阀转换主导因素

    The main factor was the entrance pressure of the regulating valve before surge valve to influence the conversion of valve slice of surge valve.

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  • 这种鱼道中出现滚动产生继续向下传播,而且周期性滚动可能严重危害鱼道。

    Tumbling flow is appeared in this fishway which produces wave surge and continues to flow downward and may causes serious damage due to its behaviour of periodic tumbling action.

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  • 沟灌条件土壤水分入渗研究实现精量灌溉理论基础

    The study on soil water infiltration under surge irrigation is the thesis base of applying accurate irrigation.

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  • 那么,什么都别说轻轻地走进海水中,亲吻我们肌肤住我们的脚踝,一过来

    Well, boo, let alone anything and gently into the sea water, causing the sea kissed our skin, wrapped around our ankles, wave after wave of Bay over bar.

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  • 内蒙古河套灌区采用灌溉,施用PAM(土壤结构稳定剂)利用地下咸水灌溉等不同处理进行了玉米地水蚀作用试验研究

    Experimental study of effects of surge irrigation, PAM, and irrigation with saline ground water on soil water erosion was carried out in Hetao irrigation District, Inner Mongolia.

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  • 根据大量试验研究成果提出畦灌灌水技术要素设计理论方法经验方法。

    Based on a great amount of experimental research, the theoretical and empirical design methods of surge flow border irrigation technical parameters are presented.

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  • 这些研究成果进一步研究技术奠定基础

    These research results have laid a foundation for rather study of muddy water surge flow irrigation technology.

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  • 基于田间实测的地表水流推进过程,利用水量平衡推求灌溉间歇供水条件的土壤入渗参数

    Based on water flow advance data observed in fields, infiltration parameters under surge water application were determined with water balance method.

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  • 冬季季风夏季季风强盛,相应平均大浪频率较大

    The monsoon in winter is stronger than that in summer, and correspondingly, the average wave high is higher, and the frequencies of rough sea and heavy swell are also stronger.

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  • 左上图为灌溉田间应用实践右下图中国水科院研制的控制阀。

    Upper Left is the Practice of Surge Irrigation. Below is the Surge Valve Made by IWHR.

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  • 结果表明水量相同时,灌水结束后连续0~100cm土层含水率整个畦田上存在较大差别。

    The results showed that, when precipitation rate was the same, the moisture content in 0~100cm soil layer presented difference between surge flow irrigation and continuous irrigation.

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  • 结果表明水量相同时,灌水结束后连续0~100cm土层含水率整个畦田上存在较大差别。

    The results showed that, when precipitation rate was the same, the moisture content in 0~100cm soil layer presented difference between surge flow irrigation and continuous irrigation.

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