Smart city and digital transformation. Cityscape telecommunication and communication network concept. Big data connection technology.
De-focused background.
ID: 2057634974
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- 大图:5995 × 3332 像素·50.76 cm × 28.21 cm·300dpi·JPG
- 中图:1000 × 556 像素·35.28 cm × 19.61 cm·72dpi·JPG
- 小图:500 × 278 像素·17.64 cm × 9.81 cm·72dpi·JPG