精品91一区二区三区_国产亚洲日本一区二区三区_又硬又粗进去爽A片免费_国产成人精品曰本亚洲77美色_国产片婬乱一级毛片a_欧美xxxx做受欧美gay,国产欧美在线不卡_国产精品一二三区日韩免费_狠狠久久五月精品中文字幕_老子影院午夜伦手机不四虎卡_人妻老妇乱子伦精品无码专区_国产成人手机在线视频在线观看

In the second bid section of the comprehensive regulation project for the upper reaches of zhangmian River and Baisha River in Weifang City, the project starts from Jinshan street in the south to Baotong street in the north, and connects with the botanical garden, with a total length of about 2.1km. The domestic construction waste on both sides of the river channel is 145000m3, the sludge in the river channel is 160000m3, and the terrain is shaped by 130000m 2. The project includes sewage pipeline, sewage well, rubble dam, landscape garden road, asphalt pavement, curbstone A pebble dry stream, bluestone slab, wooden plank road and landscape bridge. 2016 Shandong municipal gold cup demonstration project.