Current status and further problems of research on mathematical model of crowd evacuation;
拥挤人群疏散数学模型的研究现状探讨
Verification of the safety of people evacuation from opera house in case of fire;
歌剧院火灾场景下人员疏散安全性的检验
Study on the effect of pre-evacuation distribution on evacuation times;
火灾中人员反应时间的分布对疏散时间影响的研究
In current performance-based fireproof design methods,the fire spread and crowd evacuation usually are separately considered,which neglects the real-time influence of fire environment on the crowd evacuation.
笔者借助火灾模拟程序CFAST和人员疏散仿真软件buildingEXODUS,以某地铁车站为例,进行了火场环境实时作用下的人群疏散仿真研究。
The paper studies non-adaptive behaviors in crowd evacuation from the views of interaction between persons,psychology and sociology,including related theories,computational models and simulation principles.
本文从人与人的相互作用和社会学、心理学的角度,对人群疏散中“非适应性”行为”的理论、计算机模型、模拟原理等进行了较为深入的研究,并以具体实例说明了Bu ild ing Exodus软件在人群疏散模拟分析中的具体应用,为完善该研究方向的计算机模型和促进软件的开发提供理论和方法的指导。
The direct use of the original data about crowd evacuation from other countries would lead to incorrect conclusions and affect the evacuation of crowds.
针对直接利用国外的人群疏散基础数据进行我国公共聚集场所人群疏散的模拟将会产生不准确的预测结果、导致这些场所人员安全得不到保证的问题,通过对大量国内外相关数据的搜集、整理和分析,确定了6种基础数据是建立疏散模型和开发疏散模拟软件的必备基础,包括:人员类型和人群的组成、人员水平投影面积和形状、人员密度、人员行走速度、边界效应宽度和预动作时间;总结出获取基础数据的4种主要方法,即直接观测和录像观测、人群疏散演习、个体试验和问卷调查;并确定了可在现有资料中直接获得并使用的数据以及仍需要进一步研究确定的数据。
Influence of transport mode choice on evacuation time in mixed traffic flow evacuation simulations
城市混合流疏散中不同交通方式配比对疏散时间的影响
The paper discusses engineering calculation of evacuation time based on crowd dynamics,in order to correct the error and give some improvement to the existing calculation method a comprehensive calculation method is given,in which pre-movement factor and interaction factor are introduced.
应用人群动力学理论来研究人群疏散时间的工程计算问题,为解决现有计算方法的误差,合理引入疏散时间延迟因子和人员相互作用因子,提出了疏散时间的综合计算方法,该方法对现行的工程计算方法进行了改进和补充,并运用building EXODUS软件的模拟结果对综合计算方法进行了初步检验。
In this paper,a computational evacuation discrete time model(EDTM)has been presented to analyze the building egress evacuation time problem with previous works,and discusses the advantages of the use of the modified model over the use of the previous model.
基于人群流动理论和离散计算方法对传统疏散时间计算公式进行了改进,并提出了疏散离散时间计算模型(EDTM)。
The research achievements about crowd evacuation from public buildings are divided into two categories:one is the four representative achievements,such as cellular automata models,lattice gas models,social force models and fluid dynamic models.
笔者将当前公共建筑内的群体疏散的研究成果归纳为两大类:一是比较成熟的4种代表性成果,如元胞自动机模型、格子气模型、社会力模型和流体动力学模型;二是近年来具有革新意义的3种创新性研究视角,即从agent模拟技术角度、从生物实验角度和从博弈论角度。
To help model researchers study crowd evacuation and promote model application, the numeral simulation approaches of crowd evacuation was summarized systemically based on the current research results.
群体疏散正日益变得频繁。
travel distance to exit
至太平门的疏散距离
a unit of length used for distances within the solar system; equal to the mean distance between the Earth and the Sun (approximately 93 million miles or 150 million kilometers).
用来计算太阳系内距离的单位；等于地球到太阳的平均距离。
The average length from the zygo-alveolar ridge to the pterygomaxillary junction was 26 mm, the average length from anterior nasal spine to the posterior nasal spine was 47 mm, and the angle between the piriform rim to the descending palatine canal and vertical section was 7 8'.
犁状孔边缘至翼腭管的距离平均为37mm; 前后鼻棘的距离为47mm;
Inspection distance between draught marks and keel plate after marking out.
划线后检查吃水标尺至平板龙骨之间的距离。
Turn into the prevailing wind direction and continue straight and level for no less than ten (10) meters.
将机头转至迎风面，并且继续水平直线前进至少10公尺的距离。
It is almost 40 times farther away than the Earth is.
它距太阳的距离几乎比地球距太阳的距离远40倍。
Evacuation Dynamics Simulation Using Discrete Models with Uncertainty Factors
考虑人员疏散不确定性的离散模型研究
But the rest of the distance to the Pacific was done in a few decades.
但到太平洋的其余距离却在几十年时间里就完成了。
(astronomy) having an orbit farther from the sun than the Earth's orbit.
（天文学）距离太阳轨道比距离地球轨道远的。
Study of Evacuation Platform and Rail-side Equipment Based on the Joint Evacuation;
基于联合疏散模式的疏散平台设计与轨旁设备布置的研究
flange focal distance
镜座距，指镜头座与菲林平面的距离
The farther they are, the longer trips they make around the sun.
它们离太阳越远，绕太阳运行的距离就越长。
It is more than one-thousand six-hundred-million kilometers farther from the sun than Uranus.
它和太阳的距离比天王星和太阳的距离远16亿多公里。
It's a good distance．It'll take you at least half an hour to walk there．
距离挺远的。步行的话至少要半个小时。
Some jaguars are so dark they appear to be spotless, though their markings can be seen on closer inspection.
部分美洲虎体色太黑以至于看起来没有斑点，尽管他们的斑点可以在近距离下被观察到。
A Probe into Distance Feeling and Time Difference of Free-Boxing;
对散打运动的距离感和时间差的探讨
Hover forward slowly for no less than ten(10) meters.
缓慢地往前滑行至少10公尺的距离。
There be a sheer drop of five hundred feet to the rock below
至暗礁的垂直距离有五百英尺