the concrete reinforcement of the beam is formed in such a way as to strengthen the reinforced concrete structure
ID: 2190263215
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- 大图:3115 × 4673 像素·26.37 cm × 39.56 cm·300dpi·JPG
- 中图:667 × 1000 像素·23.53 cm × 35.28 cm·72dpi·JPG
- 小图:334 × 500 像素·11.78 cm × 17.64 cm·72dpi·JPG