今年6月上旬，我们考察团结束了对巴黎的两天考察，沿着法国中部高速公路前往瑞士。法国高速公路同欧洲其它国家的高速公路一样，全立交，黑色路面，一半以上为双向6车道，部分为双向4车道，境蜒穿行在翠绿的森林和茂密平整的人工草坪之间，两旁起伏的斜坡，不时出现圆形、方形 In early June this year, our delegation concluded a two-day study tour of Paris and headed for Switzerland along the Central French Highway. Like the expressways in other European countries, the French Autobahn has full interchanges and black pavements. More than half of them are bidirectional 6 lanes and partly bi-directional 4 lanes. They travel between green forests and densely-covered artificial turf, Ramps, from time to time round, square