提出了采用基于颗粒接触力学原理的离散元法对耕作土壤动力学问题进行数值模拟的新思路。
A new simulation strategy using the Discrete Element Method (DEM) based on spherical particle contact mechanics to tillage soil dynamics was proposed.
抗蚜威在黄瓜及土壤中的残留量随着时间延长而递减，符合一级反应动力学方程。
As time went on, the residual contents of pirimicarb in the cucumber fruits and soil decreased, which accorded with the first-order kinetics equation.
异丙威在大白菜和土壤中的残留量随着时间延长而递减，符合一级反应动力学方程。
As the time went on, the residual weight of isoprocarb in soil decreased, which was in keeping with the first-order kinetics equation.
土壤水动力学参数对指导农业生产、水利和水保工程设计是必不可少的。
Soil dynamic parameters are essential in guiding agriculture production, engineering design for soil and water conservation and irrigation works.
一元线性方程、抛物线方程及非线性阻尼振动方程对描述土壤缓冲速率及缓冲量动力学具有适应性；
Linear equation with one unknown, parabolic equation and nonlinear damped vibration equation well fit to describe the dynamics of Lou soil buffering rate or value.
根据催化动力学方法，采用全差式光度计测定岩石、土壤及天然水中超痕量金。
Based on the catalytic kinetics method, ultratrace gold in rocks, soil and natural water was determined using total differential photometer.
通过在黄土高原半干旱地区种植柳枝稷，构建生物量与土壤水分的动力学关系模型。
The dynamic relationship between the biomass of switchgrass and the soil water content in arid and semiarid area was investigated in this paper.
本文就镁在土壤中的生物有效性及其动力学性质进行初步探讨。
The bioavailability and kinetic characteristics of magnesium in soil are discussed in this paper.
对国内外土壤水分动力学参数研究进行概述和分析。
The present situation of soil water dynamic parameters research are summarized and analyzed in this paper.
本文进一步讨论了可描述农药浓度和温度对土壤中农药消失速度影响的动力学模型。
This paper further discusses kinetic models describing the effect of pesticide concentration and temperature on the loss rate of pesticides in soil.
本研究主要采用黄土高原典型气候区大面积的野外人工草地生产力和土壤水分的实地调查和计算机系统动力学模型数值模拟研究相结合的方法。
In this study, the method of actuarial investigation of forage productivity and soil moisture on artificial pasture combined with numerical simulation value by dynamic crop model were used.
依据振动掘削的动力学特征和振动机理，建立铲斗-土壤的单自由度模型。
The single degree of freedom model of bucket-soil was established according to the dynamic characters and vibratory mechanism.
在氧化反应动力学过程中，酚类化合物除与铁锰氧化物发生氧化还原作用外，还与土壤、铁锰氧化物以及其中的杂质发生诸如吸附等其它作用。
During the kinetic REDOX reaction between phenolic compounds and iron and manganese oxides, adsorption process by soil, iron and manganese oxides and their impurity is happened.
本文介绍了除草剂氟乐灵在室内外条件下不同土壤中的降解动力学特征及其主要影响因素。
This paper deals with the dynamics of trifluralin degradation and its main affected factors in soils under field and pot experimental conditions.
因此，运用RETC软件推导出的土壤水动力学参数还是可行的。
Therefore, it is feasible to use RETC software to derive soil hydrodynamic parameters.
水容是继水流阻力之后反映土壤—植物系统中水分动力学性质的又一重要水力学参数。
Hydraulic capacitance is a important hydraulic parameter to describe hydraulic dynamics of soil plant system after hydraulic resistance.
介绍了利用电动力学技术强化土壤及地下水原位生物修复的原理和最新进展。
The principles of enhancement of in situ bioremediation of contaminated groundwater and soils by electrokinetics and its advances in research and applications were reviewed.
森林土壤在全球碳循环研究中占有重要位置，但其动力学特征等相关的数据却非常匮乏。
Forest soil plays an important role in global carbon cycle, but emphasized a lack of fundamental knowledge of soil carbon dynamics.
非饱和流动的预报在大气科学，土壤学，农业工程，环境工程和地下水动力学等方面具有重要意义。
The forecast of unsaturated water flow has the important significance in atmosphere science, pedology, agricultural engineering, environment engineering and ground water dynamics, etc.
将机械工程和土壤力学有机结合，对压实机—土壤系统动态特性进行研究建立了系统的动力学模型。
Combining the mechanic engineering with soil mechanics, the paper studies the dynamic characteristics of interaction between the compaction equipment and soil, dynamic model is set up.
土壤水动力学参数的推导和土壤水分运移分布的数值模拟是研究土壤水分运动规律的重要部分。
Derivation soil hydrodynamic parameter and numerical simulation of soil water movement and distribution are important parts of soil water movement research.
土壤磁化率、根生物量在一定程度上可以反映土壤有机碳动力学过程。
Soil organic carbon dynamics can be reflected to some extent by the soil quality magnetic susceptibility and root content.
不同类型土壤锰吸附动力学以权函数方程拟合度较好。
Power function equation could better describe the adsorption dynamics of soil Mn in different soil types.
该文研究土壤结构改良剂对土壤水分动力学参数的影响。
In this paper, the effects of soil amendments on soil hydrodynamic parameters were studied.
耕作土壤表面空气动力学粗糙度是评价土壤可蚀性的重要指标。
Aerodynamic roughness length is a important feature to easement soil resistance to wind erosion.
土壤上的转向动力学特性比较复杂。
The dynamic characteristics of lunar rover are very complex when the rover steers on soft soil.
本文利用等温吸附的线性关系，对苯酚在土壤层中的吸附动力学过程进行数学模拟研究。
A mathematical model of adsorption of phenol in soil has been studied using linear function of adsorption isotherm.
空气动力学粗糙度是影响植被覆盖土壤抗风蚀能力的重要因素。
Surface roughness is an important feature that affects vegetation coverage soil against wind erosion.
关于N2O减少的主要问题对土壤将在土壤n2o水槽活动之前的全球性角色较详细地仍然被调查，并且它的动力学可以适当地被评估。
Major questions regarding N2O reduction in soil are still to be investigated in more detail before the global role of soil N2O sink activity and its dynamics can be properly evaluated.
采用连续流动交换法研究了供试土壤钾素吸附和解吸的动力学特征。
Kinetics of adsorption and desorption characteristics were studies using continuous flowing method.
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