模拟试验

By using a special two dimensional simple shear test apparatus with rigid lateral platens, simple shear test s are carried out on an assembly of aluminum rods, one of which is then simulated by distinct element method.

用铝棒堆积体作为二维粒状体的模型材料进行单剪试验，然后对其用离散单元法进行数值模拟，对于宏观应力应变关系，两者结果基本吻合。

In this paper, the Kirgiz Autonomous area is taken as representative area. Analyzing the factors impacted on soil water salt distribution and salt concentration, combining the local climate data, groundwater level and soil water monitoring data. Simulated the salt-water dynamic regime on WAVE model for the year of 2003 in the representative area. Gained vertical profile and distribution map, structed the reasonable 1D soil water salt numerical model.

本文着重以克州典型试验区为例，分析土壤水分以及影响土壤盐分分布和浓度的各种因素，结合室内试验确定土壤水分运动参数，并以当地的气象资料、地下水位和土壤水盐监测资料为基础，利用WAVE模型对2003年典型区的土壤水盐动态进行了模拟，得出现状情况下典型区内土壤水盐的垂向分布图及年内分布图，并为典型区构建出了合理的土壤水盐一维数值模型。

In this paper, wind profile modeling in the new boundary layer wind tunnel of Wind Engineering Research Center, Tokyo Polytechnics University, Japan, is introduced briefly.

首先简单介绍了日本东京工艺大学风工程研究中心新建的开环流低速边界层风洞中风剖面模拟的试验情况。

In this thesis, on the basis of theoretical analysis, numerical simulation and test study, the working principle and working process of central tube explosive ejection device and combustion gas ejection device equipped with star-shaped frame are analysed, the mathematical model of the inner ballstics of ejection devices and dynamical ejection model of submunition are established.

本文在理论分析、数值模拟与试验研究三者相结合的基础上，分析了中心管式爆炸抛撒装置与星形框式燃气抛撒装置的作用原理和作用过程，建立了抛撒装置内弹道的数学物理模型以及子弹抛撒动力学模型。

Bridge engineering ; central-slotted box girder ; wind tunnel test ; flutter performance ; CFD numerical simulation ; flutter control

桥梁工程；中央开槽箱梁；风洞试验；颤振性能； CFD数值模拟；颤振控制

By field and indoor test, the paper measures soil physical property, soilmoisture constant and soil water movement parameter, provides the soil specificgravity , the soil apparent density, the soil fraction, the soil field moisturecapacity, the soil saturated moisture capacity, the soil percent moisture content ofcom germination and seedlings emergence, the corn wilting point, and alsoestablishes the equation of soil water retention curves, the equation of soil waterdispersion coefficient and the relationship between pressure and soil apparentdensity, and so those provides the parameter for numerical simulation.

通过田间和室内试验，测定了供试土壤的物理性质、土壤水分常数和土壤水分运动参数，得到了该土样的比重、容重、机械组成、田间持水率、饱和含水率、玉米种子发芽出苗土壤含水率、玉米凋萎系数，给出了土壤水分特征曲线方程、土壤水分扩散系数方程及土壤容重与土壤压紧力的关系，提供了数值模拟过程中所需的参数。

We have little information on the fatigue strength of a compression plate in fixation of a fracture under weight-bearing.

通过模拟负重电测试验及疲劳强度计算，认为骨折失稳是导致钢板疲劳强度下降的内在原因。

Based on a series of triaxial tests, the behaviour of stress-strain and breakage volumetric strain of artificial rockfill materials is analyzed.

通过系列的三轴试验研究了不同破碎率情况下模拟堆石料应力变形和破碎体应变的特性。

According to the results of measurements, the effect of geometric parameters of inlet valve seat on the air motion in the inlet port is found obviously. It is also proved according to the calculations of two-dimension model of a steady intake flow.

在研制低涡流比进气道时发现，气门阀座结构对进气流动性能影响较大，对进气道内二维稳态气流模拟计算的结果可从理论上进一步证实了试验的结论。

Using numerical simulation and measured AirSAR data of polarimetric Mueller matrix, the inversion of different surface moisture and fraction per unit area are studied.

利用模拟测量数据以及机载合成孔径雷达实测数据，对不同土壤湿度和单位面积占空比的情况进行了反演试验

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了