The characters of border irrigation water flow movement of surface irrigation and its zero-inertia model have been introduced.
介绍了地面灌溉中畦灌水流运动的特性及零惯量模型。
Infiltration model for surge irrigation is the base of surface water flow movement simulation and irrigation scheme design of surge irrigation.
波涌灌溉土壤间歇入渗数学模型是进行波涌灌溉田面水流运动数值模拟和灌水方案优化设计的基础。
For mild channel, it is shown that dynamic term and resistance term deviations caused by the distortion influence model water flow movement more seriously than inertia term do.
分析表明,对于平原河道,动力项和阻力项偏离是主要的,惯性项的偏离对模型水流运动影响较小。
Sediment as you know, is material like sand, gravel, fossil fragments that is transported by natural processes like wind, water flow or the movement of glaciers.
如你所知,沉积物是通过风、水流或冰川运动等自然过程输送的物质,如沙子、砾石、化石碎片等。
There was a faint, hardly perceptible movement of the water as the fresh flow from one end urged its way towards the drain at the other.
当新鲜的水从一端涌向另一端的排水沟时,有一股微弱的、几乎难以察觉到的水流。
This movement creates an osmotic gradient that allows water to flow.
氯离子运动所产生的渗透梯度又带动了水分子的流动。
The general concept for the permanent exhibition room is related with the idea of a watercourse, to suggest the water flow and movement along a section of a stream.
永久性展览室的设计理念与水道的理念相关,模仿水道的样子做成水沿着一条小溪流动的形状。
These textile materials act AS a barrier to the movement of soil particles but permit the flow of water necessary for adequate drainage.
这些纺织材料相当于一道屏障,它阻止了土壤颗粒的运动,但允许水的流动,以利于排水。
Bend flow is a common phenomenon of water movement in channels and river course.
弯道水流是渠道和河道中常见的一种水流运动现象。
For the whole water, the special movement is the spiral flow.
就水流的整体而言,呈螺旋流运动。
All these examples illustrate the general rule that capital, like water, tends to flow around obstacles. Try to dam its movement at one point, and slowly but remorselessly it will find its way around.
所有这些例子描述了资本倾向围绕流动的特性,就像水。试图在某一点位堵住资本的移动或者阻碍它的流速,结果它终将毫不犹豫地找到自己的解决的方式。
The flow characteristics of Coal-Water Slurry (CWS) and the movement of coal powder in the pipeline transportation of CWS are analysed.
分析了水煤浆管道输送过程中的浆体流动规律及煤粉颗粒的运动情况。
Based on measured data of water flow obtained from ADCP and of suspended sediment, suspended sediment movement in the Yangtze River Estuary is studied.
采用ADCP实测水流资料与悬沙含量实测资料相结合的方法,对长江口悬沙运动进行分析。
The movement in piping mains is caused by shock and partially by the flow of water through the mains.
干管移动是由于水锤撞击的缘故,也有一部分是由于水流在管道中流动引起的。
Research on reservoir flow units may better understand the rule of oil-water movement and distribution of remaining oil during the development process.
储层流动单元的研究可以更好地了解油水运动规律及开发过程中剩余油的分布。
The movement characteristics of water-rock debris flow and its mechanics of movement starting in Qinling mountain have been analyzed through investigations on the spot.
笔者通过实地考察资料,对秦岭山地水石流的运动特性进行了研究,并对其起动的力学性能作了初步分析。
The flow of soil water was determined in field by two sites replaced one site, the result can directly show difference between two assaying sites, and judge trend of soil water movement.
田间条件测定土壤水势改以往普通负压式水银张力计一点测定为改进后负压式复合张力计两点测定,并能直接反映田间两点水势差异情况,判断田间土壤水分运动趋势。
LEACHC is the salinity model describing water flow, solute movement and salt accumulation in soil profiles.
LEACHC是描述土壤水分运动、溶质运移和盐分积累的盐度模型。
To monitor the movement process of fissured water, self-designed a portable and microminiature device for auto - measuring the low flow rate.
为了测定裂隙岩体渗流的动态变化过程,本文自行设计了一种便携式、超小型的低流速自动测定装置。
Digital particle image velocimetry (DPIV) was applied to investigate the flow field around a circular cylinder undergoing sinusoidal oscillating movement in still water.
本文用数字粒子成像测速仪(DPIV),对圆柱体在静水中作正弦振动而产生的振荡流场进行了实测研究。
The movement and diffusion process of pollutants in current of water are affected by water temperature, local flow velocity and direction, stream shape, and so on.
由于污染物在水流中的扩散迁移过程受水温、局部流速与流向、河道形状等因素的影响。
According to the characteristics of estuarine tidal current, its movement law in the Yangtze River Estuary is studied by analyzing measured data of water flow obtained from ADCP.
针对河口水流运动特性,采用ADCP实测水流资料对长江口水流运动规律进行研究分析。
The movement caused by water flow can be controlled by the proper placement of pipe hangers and supports.
由水流运动引起的移动则可以通过安装管道吊架和支架了解决。
In this paper the characteristics of karst water flow are expounded and the features of karst water movement in South China and in North China are discussed respectively.
阐述岩溶地下水运动特点,分别讨论南方岩溶地下水与北方岩溶地下水运动特征,在此基础上建立了概念性模型。
The result shows that waterflood frontal movement of non Darcy flow is fast, resulting in earlier water breakthrough;
结果表明:非达西流使水驱前缘推进速度加快,使油井见水早;
Stainless steel waterfalls, sculpted copper and other metals direct the flow of water down carved channels and points, making for interesting visual movement and the happy sound of flowing water.
不锈钢瀑布,雕刻铜和其他金属直接水流的渠道和降低刻点,有趣的视觉运动和快乐的流水声决策。
Stainless steel waterfalls, sculpted copper and other metals direct the flow of water down carved channels and points, making for interesting visual movement and the happy sound of flowing water.
不锈钢瀑布,雕刻铜和其他金属直接水流的渠道和降低刻点,有趣的视觉运动和快乐的流水声决策。
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