electric low-voltage networks cable trays on the ceiling painted in dark color. linear led lamps ventilation and Air Conditioner are mounted indoors in a modern office building with open space.
ID: 1644998602![复制](//static.hellorf.com/hellorf/_next/images/copy.svg)
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- 大图:4240 × 2832 像素·35.9 cm × 23.98 cm·300dpi·JPG
- 中图:1000 × 668 像素·35.28 cm × 23.57 cm·72dpi·JPG
- 小图:500 × 334 像素·17.64 cm × 11.78 cm·72dpi·JPG