1·The sealing of the hydraulic head is very reliable due to its hard sealing design.
液力端采用硬密封结构，密封可靠性好。
2·Fluids flow down a hydraulic gradient, from points of higher to lower hydraulic head.
流体向水力梯度下游的流动是从水力压头较高处到水力压头较低处。
3·It also proposes an empirical formula for computing the relative hydraulic head at downstream of the grout curtain for infinitely deep homogeneous foundation.
并建立了均质无限深坝基帷幕后的相对水头值的经验公式。
4·While groundwater flows through an unconfined aquifer due to heterogeneity, the vertical average saturated hydraulic conductivity is a function of hydraulic head.
地下水流于非拘限含水层流动时，因含水层之非均质性，使得垂直平均之饱和水力传导系数随地下水水位高低而变化。
5·Principle of negative hydraulic head and multi-pore materials were used to put forward a new setup and method for the measurement of soil-water characteristic curve.
负水头控制原理与多孔膜材料相结合提供了一种测定土壤水分特征曲线的新装置和新方法。
6·Comparatively, with the reducing of shrinkage ratio of slit, the shock loads of receiving pool reduce, but the critical hydraulic head that just can cause deflecting heightens simultaneously.
相对而言，随着窄缝收缩比的减小，水垫塘冲击荷载略有减小，但同时起挑水头增加。
7·Based on the analysis of hydraulic theory and experimental data obtained by author, it is confirmed that Chevielev's formula can be used for computing the hydraulic head loss of plastic tubes.
在理论分析和实测资料的基础上，作者肯定了谢维·列夫公式能用来分析和计算塑料管的水头损失。
8·Negatively pressurized irrigation (NPI) method, a newly irrigation technology, in which the elevation of the emitters is higher than that of the water source, runs under negative hydraulic head.
负压灌溉法是一种新近提出的节水灌溉技术，灌溉时供水水头为“负值”，即灌溉水源高程低于灌水器高程。
9·For treatment plants which have additional upstream hydraulic head available, the operating water level can be raised and the shaft bearings can then be mounted directly to the top of the tank walls.
这促使轴，对于具有额外的上游水力头的污水处理厂，可以提高运行污水水平，然后直接将轴轴承提高到池壁顶端。
10·This paper studied liquid steel flow property in mould of super low head slab CC with hydraulic model and mathematics model.
本文应用水力学及数学模型的方法研究了超低头板坯连铸结晶器内钢水流动特征。