309国道临汾刘村-乡宁台头段二级公路初步设计综述309國道臨汾劉村-鄉寧檯頭段二級公路初步設計綜述 309국도림분류촌-향저태두단이급공로초보설계종술 Summary of Preliminary Design of Road Level Ⅱ Section from Liucun in Linfen to Taitou in Xiangning of National Road 309
万方数据
科学之友科學之友과학지우 FRIEND OF SCIENCE AMATEURS 2007年20期78-79,共2页