Yet the policy prescriptions are simple and proven: enforced speed limits, helmet laws for those on two wheels, good road design and more driving tests.
其实，从政策层面对预防交通事故是很简单的，而且颇见成效，比如限速、规定骑乘两轮车的人员必须戴上头盔、改善道路设计以及增加驾驶考试次数等等。
This paper discusses the design method for high speed loop test road in terms of selection of geometric alignment and parameters of elliptical high speed test road.
本文从几何线型选择及椭圆形高速环道主要参数控制几个方面论述了高速环形试验路的设计方法。
Traffic calming is a generic name for techniques of speed reduction through road design.
交通稳静化是道路设计中减速技术的总称。
With speed up of highway construction in these few years, the science and technology workers are improving on the design of road surface.
随着近年来公路建设步伐的加快，科技工作者对公路路面结构的设计不断作出改进。
Acceleration performance, maximum speed, maximum degree of climbing and economic performance of HCNG vehicle meet the design requirement in the road test.
在最终的道路测试中，HCNG整车的加速度、最高车速、最大爬坡度和经济性都达到项目的设计要求。
Acceleration performance, maximum speed, maximum degree of climbing and economic performance of HCNG vehicle meet the design requirement in the road test.
在最终的道路测试中，HCNG整车的加速度、最高车速、最大爬坡度和经济性都达到项目的设计要求。
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