有的连续下坡路段长度达到几公里甚至几十公里，即所谓的连续长大下坡路段。
Some downhill roads can reach several kilometers or even dozens of kilometers, which are called continuous long and steep downgrade.
结果表明，在路段长度小于500米时，设置公交专用道往往会对路段的交通运行产生负面影响。
The results indicate that when the road length is less than 500 meters, the bus-only lane exerts negative impact on the road traffic operation.
无控制出入路段交通事故起数与路段长度、车道数、限速、接入口密度、中央分隔以及公交车站设置有显著相关性。
Moreover, higher severe crash risk is generally associated with intersections with small angle and countdown signal, and road segments with higher side access density and presence of bus stops.
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