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- vadose pisolite 渗流豆粒
- The vadose zone according to Meinzer has three divisions. 按迈因第尔的材料,包气带分成三个部分。
- Vadose zone is below weathering crust face and on water table. 潜流岩溶带的上限是枯水期的最低潜水面,该带地下水受压力梯度控制并沿水平方向流动,最明显的岩溶特征是出现大型的水平溶洞,地下暗河及其溶蚀孔、洞、缝发育段。
- A better understand of two-phase flow is important to grasp the process of contaminant tra nsport in vadose zone. 与一相流明显不同的是,二相流考虑了空气的运动及其对水流的作用。
- Sand-sandrock vadose zone structure spreads widely in the North of the Erods Basin. 摘要风积沙覆基岩型包气带结构在鄂尔多斯盆地北部分布面积最广。
- Subsurface Flow is the flow of water underground, in the vadose zone and aquifers. 地下水流是水于地下蓄水层或地下水位线以上的空间流动。
- The deposit experienced vadose hot brine and formed original gold minerallization. 矿床经渗流热卤水成矿作用,形成原生金矿化(体);
- Carbon fiber having the character of high aspect ratio and low density reaches to the vadose zone in lower content. 研究结果表明:钢纤维长径比小,密度大,和粒子状的碳黑一样,在很高掺量仍处于未渗流区,两种水泥石的力电耦合效应都不明显。
- The key to modeling the vadose zone is the ability to predict an accurate surface boundary condition. 计算边界面上的流量:对渗流区域进行建模分析的关键问题是预测准确的面边界条件。
- Finally that parameter changes of vadose zone causes the disadvantage influences to local environment are discussed. 最后讨论了包气带水分参数的变化对当地环境造成的不利影响。
- The effects of different amount of water and pisolite on the workability and mechanical properties of pisolite grouting material (PGM) were studied. 摘要以配制豆石型灌浆料时的加水量和所掺豆石量为研究参数,研究上述参数对豆石型灌浆料工作性能和力学指标的影响。
- The deposit belongs to vadose hot brine-supergene genetic eluvial clay-type gold deposit and to laterite-type gold-deposit in terms of industry. 矿床成因类型属渗流热卤水一表生成因的残积粘土型金矿床,工业类型为红土型金矿床。
- This research has great theoretical significance in the study of the vadose field in gas field water and the origin of g... 对于相关的气田水渗流场和地下水成因的研究具有重要的理论意义。
- These results have significant meaning in assessing groundwater and protecting the vadose zone structure for regional eco-environmental protection. 在进行盆地北部地下水资源评价及开发方案制定过程中,应对风积沙覆基岩型包气带的生态意义给予重视。
- The adsorption of organic contaminants in the vadose is one of the most important factors affecting their migration and transformation process. 摘要有机污染物在包气带的吸附行为,直接影响有机污染物在环境中的迁移、转化等过程。
- Transport of organic chemicals in soil vadose zone was simulated by using a coupling model of solute transport and water flow. 采用溶质传递方程和水流动方程联立耦合进行数值求解,模拟土壤渗流区中有机污染物的垂直一维迁移过程。
- Diageneses of the bank facies carbonate rocks include cementation, dolomitization and solution as a function of vadose and phreatic diagenetic en... 成岩作用直接控制了岩石中有机组分的转化 ,决定了岩石孔隙的形成、演化以及储集类型和规模。
- Vadose zone forms fracture-vug reservoirs or fracture reservoirs, there are isolated big dissolution cave once in a while. 潜流岩溶带常形成良好的孔洞型或洞穴型储层。
- Hypergenesis palaeokarst usually manifests distinct vertical zoning rule which divides into epikarst zone, vadose zone and phreatic zone. 表层岩溶带位于风化壳表层上部,风化淋滤及地表径流改造而破碎,短距离搬运堆积于地势相对较低洼的风化壳表面,形成一些溶沟、溶洞、溶缝、溶蚀洼地、溶蚀漏斗及落水洞等,其充填物主要为地表残积物和洞壁塌积物。
- Residual saturation of NAPLs in vadose zone is an important parameter in modeling the migration of NAPLS and selecting remediation technology. 包气带中非混溶液体的残余饱和度是模拟其迁移及选择治理方案的一个重要参数。