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shi zi lu kou chang tong wu zu li jiao qiao
Pages: 88
Year: Issue:  8
Journal: China Invention & Patent

Abstract: <正>随着社会的进步,汽车工业的飞速发展,人们生活水平的不断提高,各大中小城市普遍出现了车辆猛增,交通拥堵的现象。尤其是上下班高峰的十字路
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