A coupled model of seepage and pipe-flow for sand production from big channel in unconsolidated reservoir is deduced based on fluid mechanics and rock mechanics. 将渗流力学、岩石力学、流体力学知识相结合,建立了弱胶结油藏大孔道出砂的渗流与管流耦合模型,并进行了实例计算。
Mining Subsidence Prediction of Nantuo River Bank Under Condition of Thick and Unconsolidated Overburden 厚松散表土层条件下南沱河堤坝开采沉陷预测
Gravel is an unconsolidated mixture of rock fragments or pebbles. 砂砾是砾石岩石碎片或卵石的松散的混合物。
Soil is a typical unconsolidated medium, and it is one of the most popular questions that the simulation for the generation and fracture of soil agglomerate with adhesive particle DEM. 土壤是典型的松散介质,利用粘连的颗粒离散元模型模拟土壤聚团的行成及破裂一直是散体力学的热点之一。
Therefore, much of the interest was centered on the investigation of porosity of unconsolidated materials. 因此研究的兴趣主要集中在对松散材料孔隙度的研究。
Research and Application of Fiber-complex Fine-silty Sand Control Technique in the Unconsolidated Sand Reservoirs 疏松砂岩油藏纤维复合防细粉砂技术研究与应用
The surface is the relatively thin covering of soil and unconsolidated rock waste. 浮土是由土壤和未固结岩屑组成的比较薄的覆盖层。
The faults developed in unconsolidated soft sediments are often macroscopically obscured, so that their occurrence and mode of motion are difficult to be identified only by macroscopic observation. 松散沉积物中的断层常常未留下明显的宏观形迹,单靠肉眼观测往往难以确定断层是否存在,即使判断出有断层亦常难以确定其活动性质和活动方式。
The surface soil and the unconsolidated mantle rock beneath it form only a thin venner. 地表土壤和它下面的未固结的风化层只是形成一个很薄的盖层。
The ion exchange between mixed water and unconsolidated deposits inside caves is characteristic of cation exchange adsorption. 而混合水与岩溶空间内的松散沉积物间的各种离子交换作用主要是阳离子交换吸附。
To cover ( a road surface) with loose material that is not worked in. Therefore, much of the interest was centered on the investigation of porosity of unconsolidated materials. 表面处理(路面等)用尚未加入的松散材料覆盖(街面)因此研究的兴趣主要集中在对松散材料孔隙度的研究。
Fractal and statistical characteristics of pore structure for unconsolidated porous media 松散多孔介质孔隙结构的分形及统计特性
Study on the Prediction of Shaft Deformation with Huge Unconsolidated Soil Layer Based on FBG Monitoring 基于光纤光栅监测的厚松散层井筒变形预测研究
Evaluation of the stability of unconsolidated sandstone formation based on liquid-solid coupling theory 基于流固耦合理论的疏松砂岩地层稳定性评价
Study on the compressibility of unconsolidated sandstone based on acoustic logging data 基于声波测井资料的疏松砂岩可压性研究
Completion fluid in unconsolidated sandstone heavy oil reservoir based on reservoir protection 基于储层保护的疏松砂岩稠油油藏完井液
The displacement angle of strata has a great bearing on the size of coal pillar for protection of buildings on very thick unconsolidated layers, and has a great economic potentials. 地层移动角参数对巨厚松散层矿井的建筑物保护煤柱尺寸影响很大,经济潜力十分巨大。
Well test analysis of unconsolidated sandstone gas reservoir in consideration of stress sensitivity 考虑应力敏感疏松砂岩气藏试井分析
Method for simulating formation of water channel in unconsolidated sandstone reservoir during water-flooding 注水开发过程中疏松砂岩储层大孔道形成的模拟方法
A type of soil consisting of unconsolidated material from freshly deposited alluvium or sand. 一种由来自新沉积的淤积层和沙的疏松材料构成的土壤。
The commonest spaces are those among the particles sand grains and tiny pebbles of loose, unconsolidated sand and gravel. 最常见的便是疏松砂石中的细小颗粒如沙粒和小鹅卵石之间的空隙。
During the late consolidation stage of sedimentation, mineralized solution are squeezed into fractures. They can also be transmitted through thick deposits of unconsolidated sediments. 在沉积物固结的晚期,矿化溶液渗入到裂隙中。它们也可能通过未固结沉积物的沉积层。
Study on Support Technology of Unconsolidated Fragment Soft Rock Drift 松散破碎膨胀型软岩巷道支护技术研究
Analyzing Water Production Mechanism and Evaluating Plugging Agent in Unconsolidated Sandstone Gas Reservoirs Based on Laboratory Experiments 基于室内实验的疏松砂岩气藏出水机理分析及堵剂评价
Tianchikou landslide is a large unconsolidated deposit landslide in Geheyan reservoir area on Qing River. 天池口滑坡是清江隔河岩库区一大型松散堆积物滑坡。
We also classify the RP to the transaction by whether the transaction is with a director, officer, and shareholders ( DOS) or with an unconsolidated investment of the firm. 我们也分类RP交易交易是否是董事,高级职员,股东(DOS)或投资公司的松散。
A research into drawdown pressure impacts on sand production from unconsolidated sand reservoirs 生产压差对疏松砂岩储层出砂影响规律研究
Experimental and Numerical Simulation Research of Screen out Fracturing in Unconsolidated Sandstone Laboratory tests on compaction grouting and fracture grouting of clay 疏松砂岩脱砂压裂实验与数值模拟研究黏土中压密注浆及劈裂注浆室内模拟试验分析
However, the unconsolidated nature of the reservoir presents sand transport and management difficulties that effect well design and limit wellbore departure. 但是,储层目前面临着松散的输沙性能和管理上的困难,这不但影响到井的设计,而且局限了井筒的分离。
Effect of High Velocity Non-Darcy Flow on Productivity in Wormhole of Unconsolidated Sandstone Reservoirs 疏松砂岩油藏大孔道中高速非达西渗流对产能的影响分析