对杭州钱塘江粉土的实验结果表明，粉土的临界水力比降与一般砂土有差异。
Test results of Qiantang River silt in Hangzhou show that the critical hydraulic gradient of the silt differs from that of sandy soil.
对于粉土的渗透变形，对粉土的临界水力比降、粉土抗渗强度的研究有重要意义。
The invention has great significance on the researches of the permeation deformation, the critical hydraulic gradient and the anti-permeability strength of the silt.
页岩气井水力压裂过程中产生甲烷的浓度比之前报道的9000倍。
Methane levels from the hydraulic fracturing of shale gas were 9,000 times higher than previously reported.
页岩气井水力压裂过程中产生甲烷的浓度比之前报道的9000倍。
Methane levels from the hydraulic fracturing of shale gas were 9, 000 times higher than previously reported.
笔者认为采用赫—巴模式进行水力参数的设计比宾汉模式、幂律模式更加简便和准确。
We think design the hydraulic parameter by adopt Herschell-Bulkley mode is more simple and accurate than Bingham mode and Power law mode.
该公式以相对流量比和相对水力失调度为特征参数。
This formula based on the character parameter of relative flow ratio and relative hydraulic disturbance degree.
应用水力学基本原理，探讨了在丁坝影响下支汊分流比的计算，得到(12)式，由(12)式计算的支汉分流比与实测值基本吻合。
The calculation of branch diversion was explored in the condition with a dike, and the equation (12) was given, by using basic theory of hydraulics.
阐述了比转数为24的高温高压循环蜡泵的结构设计、水力设计及一些需注意的问题。
The structure design, hydraulic design, and some noticeable problems of the high temperature and high pressure circulating wax pumps with a 24 specific speed were described.
从形态特征、根冠比、叶片解剖构造、叶片保水力、水分饱和亏等方面分析了11个树种对干旱的适应性特征。
Using morphological characteristics, root-shoot ratio, anatomical structure of leaves, leaf water holding and WSD analyzed the water holding ability of 11 tree species.
常规压裂时，压裂液对裂缝壁面的污染越严重，裂缝壁面污染带的渗透率就越低，水力压裂能获得的增产倍比就越小；
For hydraulic fracturing, the damage to fracture surface is ever severe, the permeability of damage zone is ever low, and the production response of hydraulic fracturing is ever junior;
研究结果表明，在不同起始主应力比条件下，试件可以表现为水力劈裂破坏，也可以为剪切塑流破坏。
The experimental results show that the failure of specimens will be either hydraulic fracturing or shearing plastic flow, it depends on the initial principal stress ratio.
采用双套传动，双刀盘增加了水力剪切力，促使废纸加速水比、碎解。
Using double transmission, double knife panel and add the water power shearing force. Which will urge the waste paper to accelerate hydration.
密西西比河斯开奈门急流密西西比河63至57海里的沉淀研究，水力微模型调查。
Sedimentation Study of the Mississippi River Schenimann Chute Mississippi River Mils 63 to 57, Hydraulic Micro Model Investigation.
表明A品种非水力根信号消失的时间晚于B品种1天，可知a品种比b品种对水分胁迫调节的能力强。
Indicated the time of a cultivar non - hydraulic root signal die out is late to the B cultivar 1 day.
采用新型入口的直流式水力旋流器比返流式水力旋流器压降低，处理量大且分离效率略低；
Moreover, the uniflow hydrocyclone has the traits of big capacity, low pressure drop and a little low separation efficiency in contrast to the returned flow hydrocyclone.
对低比转速离心泵叶轮的水力设计具有一定的指导意义。
Results of this thesis provide guiding significance to waterpower design of impeller of the low specific speed centrifugal pump.
流量、电动机转速及分流比是影响复合式水力旋流器分离特性的主要操作参数。
The flow rate, electromechanical rotation rate and split ratio are the main operational parameters which can affect the separation characteristics of the compound hydrocyclone.
分析了水力负荷、气水比、污染物容积负荷对反应器除污效果的影响。
The influences of hydraulic load, air-water ratio, volume load of pollutants on the effect of the removal efficiency were also studied.
本机是根据水力旋涡原理设计而成，比单涡流碎浆机节电40%以上。
The equipment is according to the water power whirlpool principle design, compares with the single whirlpool pulper . It will save electricity above 40%.
流量、电动机转速及分流比是影响复合式水力旋流器分离特性的主要操作参数。
The separation characteristics of hydrocyclones with different physical property were studied in this paper.
并通过算例比较证实，复合断面水力最佳断面的面积和水面宽度比梯形水力最佳断面的小。
It is shown that the optimal hydraulic section for compound canal has smaller section area and narrower breadth of water surface than trapezoidal canal by calculation and comparison.
本文对水力旋流器结构参数变化对其处理能力、分流比、浓缩倍数等影响作了全面的试验研究。
Variations of structure parameters of hydrocyclone affecting production, ratio of diffluence, ratio of concentrate of hydrocyclone were studied comprehensively in this paper.
模型比尺和模型中各项水力要素的比例是根据不稳定流模型相似条件选定的。
The model scale and the ratio of prototype to model for various hydraulic elements are selected in the light of theory of unsteady flow similarity for hydraulic models.
基于二元理论，用FORTRAN语言编程实现了高比转速混流泵叶轮的水力设计。
Based on the two-dimension theory, a computer code is made in FORTRAN language to design the high specific speed mixed-flow pump.
而埃塞俄比亚唯一可依靠的发电资源就是他们的天然水力。
The only viable resource Ethiopia has for power generation is her God's and nature given Hydro.
有实验研究表明，分流比和进料量是影响低浓度纸浆纤维在长柱形水力旋流器内筛分效果的重要操作参数。
The experimental results show that the split ratio and feed rate are two important operational parameters for the pulp fiber fractionation with cylindrical hydrocyclone.
本文为水力热力物理模型几何变态比尺影响的理论分析、水槽系统试验、及模型模拟实践综合研究成果。
The paper presents some theoretical analyses and experimental studies on the scale effect of model's geometric distortion.
本文为水力热力物理模型几何变态比尺影响的理论分析、水槽系统试验、及模型模拟实践综合研究成果。
The paper presents some theoretical analyses and experimental studies on the scale effect of model's geometric distortion.
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