It's the way of extraction of harmful gases from the room by the ventilation pipes. Here is the air extraction system (ventilation) and the concept of industrial equipment and technologies (HVAC).
ID: 1498389377
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- 大图:5184 × 3456 像素·43.89 cm × 29.26 cm·300dpi·JPG
- 中图:1000 × 667 像素·35.28 cm × 23.53 cm·72dpi·JPG
- 小图:500 × 334 像素·17.64 cm × 11.78 cm·72dpi·JPG