A photograph of some concrete pipes during production. These pipes are three meters in diameter and will be used for a micro-tunnelling project in Switzerland.
ID: 458573695
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- 大图:3309 × 4963 像素·28.02 cm × 42.02 cm·300dpi·JPG
- 中图:667 × 1000 像素·23.53 cm × 35.28 cm·72dpi·JPG
- 小图:333 × 500 像素·11.75 cm × 17.64 cm·72dpi·JPG