A number of newly made concrete spacers with metal wires are used to maintain accurate concrete cover during construction.
ID: 1072218494
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- 大图:4189 × 2356 像素·35.47 cm × 19.95 cm·300dpi·JPG
- 中图:1000 × 562 像素·35.28 cm × 19.83 cm·72dpi·JPG
- 小图:500 × 281 像素·17.64 cm × 9.91 cm·72dpi·JPG