您要查找的是不是：
- Replacement fresh air ventilation system 置换式舒适健康新风系统
- Centralized air ventilation system 集中空调通风系统
- Conclusion: The pollution of the centralized air ventilation system and microenvironment in public place were grave, threatening the population health.The hygiene control must be go on enhancing. 结论：下城区公共场所集中空调系统和公共场所微小环境各环节污染严重已对人群健康构成一定威胁，应加大监督管理力度。
- Analysis of Sanitary Condition of Centralized Air Ventilation System in Anyang 安阳市部分公共场所集中空调通风系统卫生状况调查
- The crankcase ventilation system carries fresh air through the crankcase. 曲轴箱通风系统要携带新鲜的空气通过曲轴箱。
- The Actuality and Development for Air Ventilation System of Passenger Car 铁路客车通风系统的现状与发展
- Variable air volume(VAV) ventilation systems. 变风量通风空调系统。
- air ventilation system 空气通风系统
- Maintain adequate air ventilation by opening windows. 窗户应经常打开,保持室内通风良好。
- Keep environment clean and maintain good air ventilation. 保持环境清洁及空气流通。
- Efficiency of the ATK Evaporative cooling ventilation system. ATK水濂蒸发式冷却通风系统的主要功能
- Construction of Mine Ventilation System in Zhaojin (Group) Co. 招金(集团)公司矿井通风系统建设。
- Operating under effective ventilation system or wear carbon mask. 有效抽风或配戴防毒口罩。
- A simulation case shows that the method can efficiently locate all air leakage points hiding in a ventilation system. 仿真试验表明，该方法能准确推断出通风网络中隐藏的所有漏风点。
- The purpose of the ventilation system is to supply and exhaust air for passenger safety and comfort. 装置通风系统的目的，是为地铁站进气和抽气，以便为乘客提供安全和舒适的环境。
- The gust of air ventilated the room. 一阵风吹进屋里。
- The new winter ventilation system consisted of a perforated plastic tube. 新的冬季通风系统由带孔的塑料管组成。
- The Permit Holder shall install a forced ventilation system fitted with deodourizer for cleansing the air before discharged into open air. 许可证持有人须装置一套设有除臭器的强制式通风系统,用作排出空气前净化空气。
- The office has recently been refurbished and the ventilation system improved. 这间办公室最近重新修缮油漆过, 通风系统得到了改善。
- The new winter ventilation system consisted of a perforated plastic tube . 新的冬季通风系统由带孔的塑料管组成。
