Then water inflow in tunnel is forecasted using groundwater dynamics and groundwater modulus of runoff.
然后利用地下水动力学法、地下水径流模数法对隧道开挖涌水量进行了预测。
Water inflow in long and large tunnel has intimate relationship with the feature of groundwater and rock mass.
长大隧道涌水的发生与地下水和岩土体的特性有密切的联系。
The relation between surface crack space and strata displacement is presented to offer guidelines to water inflow prediction.
建立地层开裂与变形的对应关系,为突水事故的预测预报提供了依据;
Therefore, scientific prediction of the amount of water inflow is crucial in optimizing the control plan and in ensuring the traffic safety.
因此,科学地预测隧道涌水量大小,是制定最优防治水方案,确保安全通车的关键。
The aim of determining water inflow in oil shale is to provide information for casing damage evaluation in the process of oilfield development.
判断油页岩是否进水的主要目的是为油田开发过程中评价套损情况提供信息。
Groundwater seepage and water inflow usually happen in tunnel, which have great impact on normal operation of the tunnel and threaten the traffic safety.
渗涌水问题是常见的隧道病害,是影响隧道正常使用,危及行车安全的重要因素。
At present, an increase in the water inflow rather than 50% cuts of the nutrient loads could be more practical to reduce the biomass of blue green algae in the lake.
目前阶段,与控制营养盐负荷(50%)相比,增大引水流量可以更有效地降低蓝藻暴发时的生物量。
The regularity of karst development in Jiangxi area is discussed, which indicates that it becomes less developed and the water inflow tends to decrease with the increase of the depth.
本文阐述了江西地区岩溶发育由浅到深逐渐减弱的规律,以及岩溶突水量随深度的增加而减小的趋势。
Based on the data of actual observations, the paper discussed the changes of hydraulic characteristics in the Red beds and the effect of mining disturbance on water inflow in coal mines.
根据实际观测资料,论述采动作用下红层水力特征变化及对矿井充水的影响。
The pollutants load investigation in Yunlong reservoir basin shows that the non-point pollution source is the main pollution source. The TN is 91.8%, TP is 98.4% in total water inflow volume.
云龙水库径流区污染物负荷的调查结果显示,云龙水库水污染特征以面源污染为主,入库水量TN占91.8%,TP占98.4%。
In 1-d experiment, we found that without controlling the air outflow the water inflow rate was reduced compared with the water inflow rate under the condition, as observed by other researchers.
在一维入渗实验中,我们发现在控制气体出流的情况下水的入渗速率比在没有控制的情况下有所减少。
In case that the water inflow is not enough or the water pressure is not enough, it may lead to gasifying, burning red and out of shape, and the heating workpiece may not go through the inductor.
如通水不足或水压不够,就会产生气化,烧红,变形,加热工件就无法从感应器内通过。
The artificial hole piles are one of most foundation types in the modern construction, The problems on water inflow and soil flow are most troublesome in the construction of hole piles dug by man.
人工挖孔桩是现代建筑的主要基础类型之一,而涌水和流沙是人工控孔桩施工中最棘手的问题。
Flood control requires the reservoir maintain low levels of water to allow for the inflow of flood waters, while power generation requires high levels of water in the reservoir.
抵御洪水需要水库保持低水位运行,以容纳洪水的流入,而水库只有保持高水位才能满足发电的需要。
A calculation model is established in the paper for determining the water use ensurance probability based on the statistic analysis of irrigation area inflow and water needed.
在对灌区来水和需水随机性分析的基础上,建立了一种确定灌区灌溉用水保证率的计算模型。
In this paper, through the conditions analysis of inrush of water to Heiwang Iron mine, the inflow of mine water is predicted by using the method of synthesis judgement in fuzzy theory.
本文通过对黑旺铁矿矿坑涌水的条件分析,采用模糊数学理论中综合评判的方法对矿坑涌水量进行了预测。
Yamashita Bothriochloa water, water clarity, water stability, the inflow in the reservoir area.
山下白羊河水,水质清澈、水量稳定,流入库区。
The results indicate that in general, the irrigation water productivity and gross inflow water productivity increase with the scale except in mesoscale it were decrease in some years.
结果表明:灌溉水分生产率及毛入流量水分生产率总体上随空间尺度的增大而增大,但于某些年份在中等尺度上有降低的现象;
In the analysis of previous hydrogeologic water-pumping dated, the units-inflow diagram have been used for the judgement of types of Q -S curve.
以往的水文地质抽水资料分析中,对Q—S曲线类型的判断,大家曾用单位涌水量作图法。
Flow from the high water level to the lower constitutes the inflow or outflow from one basin to another.
由高水位向低水位流动的水流形成这一盆地向另一盆地的出流和入流。
The flood combination of Dongting Lake′s outflow and Yangtze River main stream′s inflow affect heavily the water level of Chenglingji cross-section.
洞庭湖出流与长江干流来水流量的不同遭遇对城陵矶断面水位的影响非常显著。
A major cause resulting in the coast effects is the reduction even dried up of water and soil inflow into the sea.
河流入海水沙量的减少甚至枯竭是陆地水利工程海岸效应产生的主要原因。
With volumetric average method, a physical model is presented in this paper for one-dimensional porous media initially saturated with water when receiving a sudden inflow of steam.
根据多孔介质容积平均方法,建立了被水饱和的一维多孔介质中注入蒸气后的流动和传热的物理模型和数学模型。
It is deemed that choice of well screen 's diameter and length of a water well according to the inflow velocity to the well as did by some professional agencies traditionally is not reasonable.
本文根据实践与测试认为,供水管井过滤器直径、长度的确定,按“入井流速”计算不合理。
With inflow forecast available influences on the risk of storing water more than the risk of that without inflow forecast available.
后汛期有预报和无预报的蓄水风险都小于发电风险,而且有预报比无预报对蓄水风险的影响更大。
An effective pre-drainage system in a limited area that has a high water head and huge inflow is important to prevent flooding accidents during subsea tunnelling.
一个有效的预排水系统在一个有限的区域内,有一个高水头,巨大的流入,重要的是要防止水浸事故发生的海底隧道。
An effective pre-drainage system in a limited area that has a high water head and huge inflow is important to prevent flooding accidents during subsea tunnelling.
一个有效的预排水系统在一个有限的区域内,有一个高水头,巨大的流入,重要的是要防止水浸事故发生的海底隧道。
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