提出了交叉口安全保障的一般措施，并具体介绍了明确路权、降低车辆行驶速度和增加交叉口行车视距的方法。
In general, safety of at-grade intersections would be improved by making clear the road right, reducing driving speed and providing enough visual distance.
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。
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.
为进一步加强夜间行车安全，避免夜间视距受限，特研制设计了这种专用交通标志设施。
These special facilities are developed to enhance night driving safety and to avoid night horizon limit. The new traffic signs specialized for minibus lanes can illuminate actively.
为了满足具有中央分隔带公路弯道外侧超车车道停车视距的需要，保障行车安全，根据汽车在超车车道上的行驶特性，分析了具有中央分隔带公路弯道外侧超车车道上司机视点的位置和横净距。
On the basis of the properties of motorcar running on passing lane, the sight point position and lateral clear distance of curve in passing lane outside the median divider in expressway are analyzed.
为了满足具有中央分隔带公路弯道外侧超车车道停车视距的需要，保障行车安全，根据汽车在超车车道上的行驶特性，分析了具有中央分隔带公路弯道外侧超车车道上司机视点的位置和横净距。
On the basis of the properties of motorcar running on passing lane, the sight point position and lateral clear distance of curve in passing lane outside the median divider in expressway are analyzed.
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