Three-dimensional flow field in the elutriator of polythene packed system is simulated.
模拟了聚乙烯填充体系淘析器内的三维流场。
Secondly, they devised the narrow-strip, three-field farming system which continued to the 18th century.
其次，他们设计的窄条三圃田农耕制延用至18世纪。
According to the industry field bus technology, this paper has built three layer model for the bus of fire alarm and control system, and has described each layer.
本文参照工业现场总线，提出了火灾报警及消防联动系统现场总线的三层模型，并分别进行了描述。
The coupled simulation computation of THREE FIELD is done by using a coupled simulation integrated software system which is developed based on commercial software ANSYS.
以商业软件ANSYS为开发平台，经二次开发形成了铝电解槽内铝液电、磁、流场三场耦合集成仿真系统，实现了电场、磁场及流场共平台的耦合仿真计算。
The three dimensional flow field of the step cylinder in Hydraulic Control Rod Driving System (HCRDS) is calculated and analyzed with the computational fluid (dynamics) program CFX5 in detail.
应用计算流体力学程序CFX5对水力驱动控制棒步进缸内部的三维流场进行了计算和分析。
The model indicates that three types of parameters affect the ADCP discharge measurement random uncertainty: ADCP system parameters, river hydraulic parameters and field operation parameters.
该模型表明，影响ADCP流量测验随机不确定度的参数可以分为三类：即adcp系统性能参数、河流水力参数、测验作业参数。
Three-dimensional flow field in the elutriator of polythene packed system is simulated based on the standard k-e model provided by FLUENT, is studied firstly to improve the separation efficiency.
为进一步提高聚乙烯粒料包装系统淘析器的分离效率，对系统内气相流场进行了研究和分析。
Ancestral hall, clan pedigree and clan field are three marks of modern family system.
祠堂、族谱、族田是近世家族制度的三项标志。
This paper reveals that the group velocity of a weak laser probe field can be manipulated by controlling the intensity of the driving field applied to a near-degenerate closed three-level V system.
在近简并的封闭三能级V系统中，一束弱激光探测场的群速度可以通过控制一单色驱动场的强度实现慢光速到超光速的转换。
This paper studied the atomic dipole amplitude squared squeezing in the system of a three level atom interacting with a single mode radiation vacuum field.
研究了三能级原子与单模辐射真空场相互作用中原子的偶极平方压缩效应。
The paper describes the application of ADINAT finite element system in three dimensional analysis of steady state temperature field of the inner casing of a 200 MW high pressure steam turbine.
本文叙述了运用ADINAT有限元系统对20万千瓦汽轮机高压内缸进行三维稳态温度场分析结果。
HuaSin Electronic strive to three years in GMDSS system in the field to create more national brand and actively go abroad, towards the world.
华讯电子力争三年时间在GMDSS系统领域里创造出更多的民族品牌并积极走出国门，走向世界。
The poloidal field power supply control system of the nuclear fusion device-EAST is constituted of three layer networks: WINDOWS monitor layer, QNX realtime control layer, Fieldbus layer.
核聚变装置EAST极向场电源控制系统由三层网络组成：WINDOWS监测层、QNX实时控制层、现场总线执行层。
Based on the Reynolds Stress Model, the three-dimensional flow field was numerically simulated using the Reynolds averaged N-S system equations.
从雷诺应力模型出发，通过求解雷诺平均N - S方程组获得三维湍流流场的数值解。
A submerged buoy system for ocean vector sound field measurement is designed with the three-dimensional vector sensor as a core.
以三维矢量传感器为核心，构建海洋矢量声场观测潜标系统。
First, the evolution properties of the field entropy of the system of three-level atom interacting with the single-mode coherent-state light field are investigated in this paper.
首先，本文研究了单模相干光场与三能级原子相互作用系统的场熵演化特性。
In this paper three-dimensional object field can be transformed into three-dimensional image field by the 4f Fourier lens system according to the theory and experiment.
本文从理论和实验上应用4F富里叶变换透镜系统，把三维物场转换为三维象场。
Artificial Joint reconstruction System based medical image is a typical multi-subjects field. It involves medical image process, three-dimensional reconstruction and virtual bionic manufacturing, etc.
基于医学图像的人工关节三维重建系统研究是一个典型的多学科交叉领域，它涉及到医学图像处理、三维重建、虚拟仿生制造等相关技术。
The main components of the ESRI system include a set of L-band ESR spectrometer, the three dimensional gradient magnetic field system and the imaging reconstruction software.
该系统主要由L波段ESR谱仪、三维梯度磁场装置、数据处理及图像重建软件组成。
Three-dimensional terrain is one of important factors of the natural scenes in virtual environment. It is also a significant composition of view system in virtual simulation field.
三维地形是虚拟自然环境中不可缺少的因素，也是虚拟仿真领域中视景系统的重要组成部分。
The propagation field and velocity of positive streamer are investigated under different pressures and humidity conditions through a three-electrode system.
为了解流注传播电场测量中大气参数的影响，利用“三电极系统”研究了不同气压湿度条件下正流注的传播电场和传播速度。
The principle, experimental apparatus, optical system and results of applying laser holographic interferometry technique to visualize three-dimensional (3d) temperature field were presented.
介绍了实时激光全息干涉技术应用于三维温度场可视化的原理、实验装置与光路系统、实验结果等。
The dynamic behavior of the interaction between the V-type quantum-beat three-level atomic system and the single-mode squeezed vacuum field has been studied based on the quantum theory.
研究了V -型量子拍频三能级原子与单模压缩真空场作用过程中系统的动力学行为，运用数值方法讨论了系统参数对系统光场压缩特性的影响。
The dynamic behavior of the interaction between the V-type quantum-beat three-level atomic system and the single-mode squeezed vacuum field has been studied based on the quantum theory.
本文研究了激发相干态与与V -型量子拍频三能级原子作用时的动力学行为，并对光子反聚束效应和系统光场的压缩特性进行了细致的讨论。
The master equation of a three-level atomic system interacting with a two-mode field at two-photon resonance is given. The two-photon gain coefficient formula is deduced.
给出了阶梯型三能级原子系统在相等偏调情况下的运动主方程，得到了双光子增益系数公式。
The Development and Application of Three-dimensional Geography Information System (3D GIS) in the Field of Forestry Resource Management;
三维复杂场景管理是三维地理信息系统、三维景观系统、拟现实的基础和核心。
The Development and Application of Three-dimensional Geography Information System (3D GIS) in the Field of Forestry Resource Management;
三维复杂场景管理是三维地理信息系统、三维景观系统、拟现实的基础和核心。
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