air ventilation
短語詞組
- fresh air displacement ventilation 新風置換通風
- air exhausted ventilation 抽出式通風
- blast air and ventilation 送排風
- air change ventilation system 置換通風系統(tǒng)
- air outlet ventilation 排氣通風
- air inlet ventilation 進氣通風
- night air -ventilation 夜間通風
- air condition ventilation 空調(diào)通風
- civil air defence ventilation 人防通風 返回 air ventilation