Smart city and communication network concept. 5G. LPWA (Low Power Wide Area). Wireless communication.
ID: 1511585777
以图搜图
- 大图:9420 × 5024 像素·79.76 cm × 42.54 cm·300dpi·JPG
- 中图:1000 × 533 像素·35.28 cm × 18.8 cm·72dpi·JPG
- 小图:500 × 267 像素·17.64 cm × 9.42 cm·72dpi·JPG