The effects of main factors on soil solute transfer with surface runoff were analyzed in order to provide some guidance for establishing related mathematical models and controlling measures. 同时分析了影响土壤溶质随地表径流迁移的主要因素的影响程度和特点,为建立描述土壤溶质随地表径流迁移过程的数学模型,以及发展控制措施提供参考。
The united model consists of water model and phosphorus solute model, so transfer, transformation and precipitation can be considered synthetically. 联合模型包括水运动模型和溶质运动模型两部分,综合考虑磷在土壤中迁移、转化和沉淀等过程。
The physical processes of soil solute transfer with runoff and their features were analyzed based on the summation of research results at home and abroad. 土壤溶质随地表径流迁移是一个复杂的过程,受到多种因素的影响。
The mathematical model of solute and water transport is composed of two coupled equations of water movement and solute transfer. 土壤水和溶质迁移的数学模型,可分别由水分运动、溶质运移两个方程耦合组成。
Solute diffusion inside a capillary was used to simulate the mass transfer process inside a solid for a liquid solid system. 以封闭于毛细管内的溶质扩散模拟固液分离体系中深层溶质扩散过程。
Analysis of influencing factors of soil solute transfer with surface runoff 黄土区土壤溶质径流迁移过程影响因素浅析
Coupled Numerical Simulation of Solidification and Solute Transfer in Thin Slab in Continuous Casting 薄板坯连铸凝固过程及溶质偏析的三维耦合数值模拟
Time-electro-conductivity and time-pH curves with or without a field of outer force ( FOF) are compared in this paper. The results show that FOF can increase super saturation of Ca~ 2+ and induce calcium carbonate to nucleate quickly and also improve solute transfer. 本文对比加与不加外力场时的电导率时间曲线和pH值时间曲线,揭示了外力场的作用是提高Ca2+的过饱和度,诱导碳酸钙迅速成核,同时也强化了传质作用;
Dynamic process of microstructure formation was presented for Ni based superalloy turbine blade castings produced by investment casting under vacuum. A mathmatical model which couples macroscopic heat transfer and solute transfer with the kinetics of microscopic nucleation and growth was developed. 本文以真空熔模铸造K417镍基高温合金涡轮叶片为研究对象,用宏观传热、传质与微观形核、生长相统一的数学模型,描述了微观组织形成的动态过程。
The concentration profiles of solute at different heights of a reciprocating plate column ( RPC) under steady counter-current mass transfer condition were measured. 测定了两相逆流的条件下,在往复振动式筛板抽提塔不同高度处的溶质浓度剖面。
In the modeling of groundwater, the identification of the parameters of water flow and solute transfer model should include that of the value and structure of parameters. 在地下水模拟中,对水流与溶质运移的模型参数的识别应包括对参数的值和参数的结构的识别。
This paper introduces how to establish Three-dimension finite element model to solute low frequency sound transfer function in small-enclosed room. 文中详细介绍了如何建立用于求解小尺度封闭空间低频声传递函数的三维有限元素模型。
The reasons that fluorescence spectrum of coumarin 1 is very sensitive to environmental polar change were discussed based on solvent solute molecule hydrogen bond and its effects on formation of nonradiative twisted intramolecular charge transfer ( TICT) state for the fluorescence probe. 通过溶剂-溶质分子间氢键作用及对其非荧光性的TICT态形成的影响,讨论了这种荧光探针的荧光光谱对环境极性非常敏感的原因。
The solute transfer model of Schneider is employed to predict the effects of the counter diffusion on the distribution of solute in the mushy zone and solid phase. 采用Schneider等的溶质传输模型,计算了固相溶质逆扩散对糊状区及固相溶质分布的影响。
These research results have laid a foundation for further study of soil solute transfer theory and technology of surge irrigation fertilization. 研究成果为进一步研究施肥条件下波涌灌溉土壤间歇入渗盐分、养分等溶质运移规律奠定了基础。
The cooling of the hot solute molecules by the collisional energy transfer to the surrounding strongly depends on the Lewis basicity of solvents. 分子间碰撞传能过程受溶剂的影响极大,溶剂的Lewis碱性越强,传能速度越快。
Numerical simulation of solidification of Al2O3/ Al-Cu composite is given by the established models. The solute transfer and the solute distribution during solidification of the composite and its effect on the fiber/ matrix interface are studied. 利用所建立的模型,对Al2O3/Al-Cu合金复合材料的凝固过程进行数值模拟,研究复合材料凝固时溶质传输和分布及其对纤维/基体界面的影响。
The selection and determination of soil hydraulic parameters is the basis of predicting water movement and solute transfer in soils. 土壤水力参数的选取和确定是土壤中水分运动和污染物迁移预测的基础。
It is found that there are two rate-limiting steps in the whole process of solute transfer, i.e., the break of the water film between two neighboring aggregates and the nucleation of a pore between two surfactant films. 在整个碰撞融合与溶质传递过程中,存在两个速度控制步骤,即胶束与生物膜间水膜的破裂和融合时孔道的产生。
In eukaryotic cell mitochondria is the main site of energy metabolism. Mitochondrial function depends on a variety of soluble substances across the mitochondrial inner membrane transport of the endometrium, which is mainly completed by the transfer of solute carrier ( SLC). 真核细胞线粒体是能量代谢的主要场所,线粒体的功能主要依赖于内膜上各种可溶性物质的跨膜转运,这种转运工作主要由可溶性物质载体(solutecarrier,SLC)完成的。