sight distance

Realization of Sight Distance 's Automatic Calculation in Simulation System

视距自动计算在仿真系统中的实现

The Application of Sight Distance to Traffic Safety Assessment of Xinfu Expressway

视距在忻阜高速公路交通安全性评价中的应用

Road Traffic Safety Evaluation Method Based on 3D Dynamic Sight Distance

基于三维动态视距的公路交通安全评价方法研究

The Requirement and Present Situation of the Sight Distance of the Intersection

视距的要求与交叉路口现状

Sight Distance and Design Method of the Transitioned Vertical Curve

分段式三次抛物线的视距及设计方法

Sight distance estimation model affected by road landscape of crooked highway in mountain area

受山区公路弯道景观影响的行车视距估算模型

Radius of Highway Horizontal Curve and Vertical Curve Ensuring Night Stopping Sight Distance

保证夜间停车视距的公路平、竖曲线半径

The Effect of Overtaking Sight Distance on Journey Speed in Two Lane Rural Roads

两车道公路超车视距对行车速度的影响

Theoretical Solving of Driving Sight Distance on Freeway

高速公路行车视距的理论求解

Passing lane stopping sight distance outside of median divider in freeway

具有中央分隔带公路弯道外侧超车车道的视距

The paper minutely analyses the theoretical solvings of driving sight distance on freeway .

就高速公路行车视距的理论求解问题进行详细的分析。

Studied the understanding of the concept scale about curvature of road , sight distance and vehicle operating speed of driver .

研究了驾驶员对道路半径、视距和车辆运行速度概念尺度的理解。

Especially in the condition of lack of sight distance and road adhesion coefficient reduced , rear-end chain accident happen easily .

特别是在行车视距不足以及路面附着系数降低的情况下，容易导致连环追尾特大交通事故的发生。

Thirdly , on the base of stopping sight distance with AASHTO model , it creates safe speed on the comparative test .

对于超速问题，利用基于停车视距的AASHTO模型，创新的提出了安全车速，通过和安全车速的对比来分类。

In the three-dimensional scene , road models of different alignments are built , and sight distance of each lane is calculated .

在三维虚拟视景中构建了不同线形的道路模型，并计算了各个车道上的空间视距。

According to the experimental methods and results , if the sight distance is within 500m , the precision of the second order levelling can be reached .

根据试验结果，如果限制每站的距离在500m的范围以内，所得高差可望达到二等水准测量的精度。

In addition , based on the drawing of the sight distance in different driveway , the impact of driveway position on spatial sight distance is analyzed .

另外，绘制了车辆在不同车道上行驶时的视距变化曲线，分析了车道位置对空间视距的影响。

Sight distance is the quantification of human visual sight of the road alignment and the environment , which reflects the geometric characteristics of the road itself .

视距是人的视觉对道路线形和环境的量化，它反映了道路本身的几何特征。

The traffic accident rate and its harm in nighttime is more than those in daytime , one important reason is the shortage of night stopping sight distance .

夜间的交通事故率及其危害性都远高于白天，一个重要原因是夜间停车视距不足。

This method can not only economize work but also improve the calculational efficency . It overcomes the deficiency of the maximum transverse sight distance method and drawing method .

该方法较传统的最大横净距法以及图解法而言，既能节省工程量，又能提高计算的效率，同时也使编程的计算工作得到了简化。

This paper presents some findings of a study of the effect of overtaking sight distance on journey speed in two lane rural roads by means of Swedish VTI Traffic Simulation Model .

本文采用瑞典VTI交通模拟模型研究两车道公路上超车视距对行车速度的影响，提出了部分结果。

Analyzed the influence of prediction location parameters including radius , sight distance and gradient on radius prediction error and gradient prediction error , acquired many conclusions which could be useful in engineering applications .

分析了预测位置半径、预测位置视距、预测位置坡度对半径预测误差和坡度预测误差的影响，并得到了一些有工程应用价值的结论。

Sight distance concerns along horizontal curve sections of highways and at locations where a barrier terminates near a highway 's or ramp 's intersection with another roadway .

沿公路平曲线路段的视距关注和地点附近的一个障碍终止公路的或坡道的交集与另一巷道。

When stopping sight distance can 't meet the specification 's needs in passing lane outside the median divider in expressway , some measures are put forward for reference of expressway design .

在高速公路中央分隔带外侧超车道的停车视距不能满足规范要求时，提出了解决问题的方案和措施，供高速公路设计时参考。

Under the constrain upon back sight distance by the resolution of instrument , platforms have to be setup above water surface to bear the instrument so that elevation can be passed over .

受水准仪视距限制（通常不超过100m），需要按一定间距设置水上测量平台用于架设仪器进行高程传递。

Extracted curvature of road , sight distance and vehicle operating speed concept in " large " and " small " standards by using the method of concept extraction in cloud theory , analyzed the actual way of understanding of driver about those concepts in realistic .

借助云理论中概念挖掘的方法对道路半径、视距和运行速度概念进行了大和小两种标准的提取，分析了驾驶员在实际中对这些概念的理解方式。

With its great advantages of high data rate , convenient installation , low cost , and good security , FSO system has been widely applied in the fields of satellite communication and ground sight distance communication , with a promising application prospect and tremendous market potential .

自由空间光通信系统以其传输码率高、安装方便、成本低、安全性好等诸多优点已广泛运用于卫星通信与地面视距通信领域，有着良好的应用前景和巨大的市场潜力。

Axis of Sight & Plumb Distance Method and its Application

视准轴线垂距法及其应用

I watched her until she disappeared from sight in the distance .

我看着她直到她在远处消失为止。

From the humanized design of the visual point of view ," space " and " vision " two main lines : from sight , sight distance , angle and the limitation of vision analysis summed up the main visual " people " visual physiological , psychological characteristics and rules .

从人性化设计中人的视觉角度出发，展开空间和视觉两条主线：从视线、视距、角度以及客观存在的视觉局限性分析分析总结出视觉主体人的视觉生理、心理感受特征和规律。