In the course of 2006 street and lane harnessing in Nanjing City,the perforated color concrete sidewalk surface is implemented to reach and fabricate,and the experimental roads are paved.

 
  • 南京市在2006年街巷整治过程中,实施多孔隙彩色混凝土人行道面层的研制及试验路的铺筑。
今日热词
目录 附录 查词历史