Installation of pavement heating. Electrical wires are spread out on a layer of gravel and will be covered in concrete or asphalt. The heating prevents ice up and dangerous sidewalks in winter time.
ID: 1693659295
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- 大图:5673 × 3782 像素·48.03 cm × 32.02 cm·300dpi·JPG
- 中图:1000 × 667 像素·35.28 cm × 23.53 cm·72dpi·JPG
- 小图:500 × 334 像素·17.64 cm × 11.78 cm·72dpi·JPG