China’s first L4 autonomous driving smart highway put into operation in eastern China’s Suzhou City China’s first test section of an intelligent highway that meets the requirements of level 4 autonomous driving has recently been put into operation in Suzhou 2.3w 10-13 16:08 READ MOST 我国授权纳米专利总数达46.4万件 居世界第一 8177 08-30 21:46 POPULAR TAGS 纳米 中科院 专利