• 提高进口水头灌水均匀度增加

    The emission uniformity increases as the inlet head being increased.

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  • 蓄水条件下土壤入渗在变水头作用进行的。

    Water infiltration of water storage pit irrigation is under varying-head conditions.

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  • 脂双层排列胞膜中心,而水头表面

    The hydrophobic tails associated with each other at the center of the membrane with the hydrophilic heads extending towards the surface.

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  • 进一步推导发现地面沉降地下之间具有线性关系

    Further derivation leads to a linear relationship between land subsidence and aquifer drawdown.

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  • 教练愤怒,他的父母感到失望,走下坡路向前

    His coach is angry, his parents are disappointed, and he's diving headfirst into a downward spiral.

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  • 像是定期,艰难期待防水密封塑料外壳拥有多个密钥

    It looks like a regular sprinkler head and the tough water-tight plastic case holds multiple keys.

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  • 通过数学模型计算,分析水头超高各个无量纲因子定量关系;

    The experiential formula of over-height and each influencing factor is derived based on the results of model simulations.

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  • 水头采用生铁耐磨耐用提升装置电动手动

    Head, shaft head, using cast iron sleeve, wear durability, lifting equipment sub-two kinds of electric and manual.

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  • 科学控制入畦()流量水头灌水定额成数等灌水要素

    Scientifically control the irrigation factors affecting water volume into the strips (furrows), water intake and irrigation quotas, and the proportion of water volume changes.

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  • 水轮机经验今后大型水头混流式水轮机设计有益的

    Experience gained from these turbines are useful for the future large high-head Francis turbine design.

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  • 简述整治建筑物壅水及其机理,归纳出局部水头损失壅水通用公式

    The backwater and general formula of the local head loss of regulation structures is presented in this paper.

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  • 这些现象严重危害管道工况并且影响阀道局部水头损失主要因素

    These phenomenon jeopardize the condition of the project seriously, and it is the main factor that influences the loss of local water head.

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  • 采用神经网络(ANN)方法沿程水头损失系数影响因素进行了分析。

    Influential factors of friction factor of head loss are analyzed by adopting artificial neural network (ANN).

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  • 论述水管设计基本要求地下水含水层进入滤水管水头损失

    This paper deals with the basic demands for designing filter tube and the head loss occurring when groundwater enters into the filter from aquifer.

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  • 系统封闭很好的情况下,观测水位变化基本水头的变化线性关系

    When the system is confined well, the change of observation water level has a linear relation with water head change.

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  • 本文通过参数分析总结介质不同因素对最大渗滤液水头影响规律。

    Finally the variation of maximum liquid head in layered drainage media was summarized by use of parameter analysis.

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  • 实际应用显示钢板桩实施有利于减小渗流水头降低堤身浸润线出逸比降

    The effect of practice showed that the seepage prevention wall is beneficial to reducing the seepage water head, decreasing the seepage line inside dike and escape gradient.

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  • 实际管道工程中,阀门阀道局部水头损失管路水头损失的比例相当大的。

    Actually, in the tube engineering, the proportion of the loss of local water head in the loss of pipeline water head is big.

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  • 指出速度水头同一高度实际流量影响不同液面高度的自流发油流量。

    Described are the influence of velocity head on the actual flows with same level and the artesian flows for different liquid levels.

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  • 以压力水头因变量的数学模型可以模拟供水压力灌水特性灌溉效果影响。

    A mathematical model whose variable is water head can simulate the effects of water head and properties of subsurface irrigation pipe on irrigation.

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  • 地应力影响储沉积水水头主要因素,地应力梯度油气水运移的主要驱动力。

    Terrestrial stress is a main control on hydrostatic head of reservoir, and its gradient powers oil, gas and water migration.

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  • 本文对使用的方法进行了初步探讨讨论水头流量标准装置一些其它特性

    Finally, some other characteristics of the variable water head standard device for large flow rate have been dealt with and theoretically investigated.

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  • 条件模拟方法计算水头流速水动力弥散系数的标准差小于非条件模拟的结果;

    The variability of the pressure head, velocity and hydrodynamic dispersion coefficient obtained from conditional simulation are smaller than those obtained from unconditional simulation.

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  • 文中对岩塞起爆,爆炸进水口转化位能引起附加作用水头进行了探讨。

    The additional effective head due to the potential energy converted from the residual energy at the intake after blasting is also discussed.

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  • 灯泡贯流式机组具有适用水头流量以及效率高等特点,广泛用于开发水头水力资源

    Low applicable head, high flow and high efficiency characterize bulb type tubular turbine unit. These kinds of units are widely used for the development of low-head water resources.

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  • 模型针对露天矿特有的问题含水层疏干边界移动以及剩余水头预测提出了相应处理方法。

    Treatments of special problems for the opencut mine are suggested, such as drying up of the aquifer, boundary movement and prediction of residual head.

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  • 这一研究成果进一步研究蓄水条件下水头入渗土壤水分运动特性具有重要价值

    The research results will have an important value for studying further varying-head infiltration and soil moisture characteristic of water storage pit irrigation.

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  • 水头电站抽水蓄能电站设计,需要查明岩体实际水头作用的透水率、渗透特性

    In design of pumped storage station or high water head hydro-power station, it is important to evaluate the rock infiltration properties under practical water pressure.

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  • 不同土地基坑围护结构降水设计对地下水水头不同的影响从而产生不同的地面沉降

    Dewatering for different foundation pit fencing structures in soft ground has different impacts on the head of ground water, causing different ground settlement.

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  • 自流灌区自然水头微灌技术既节水节能因自然水头低导致微灌系统灌溉均匀

    The technology of natural low-head irrigation has the advantage of water-saving and energy-saving, but its uniformity is poor for the low pressure.

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