Laying a concrete well ring and sewer pipe at construction site. Earthworks during the install of storm sewers. Sanitary sewer. Dig ground for sewerge construction. Sewage drainage and concrete pipes.
ID: 2035512494
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- 大图:3700 × 2553 像素·31.33 cm × 21.62 cm·300dpi·JPG
- 中图:1000 × 690 像素·35.28 cm × 24.34 cm·72dpi·JPG
- 小图:500 × 345 像素·17.64 cm × 12.17 cm·72dpi·JPG