您要查找的是不是：
- internal air duct 内部通风沟
- External air duct and exhaust pipe connector. 外置式出入油管连接座。
- No consideration of the grounding for air duct and air-condition. 风管及空调设备没有考虑接地。
- Lists some Japanese enterprises dealing with air duct cleaning. 列出了日本几家开展空调风管清扫业务的企业。
- Presents an introduction to Italian ALP air duct system. 提出了风管合流数和系统经济数的概念。
- HVAC system ---Thermal insulation for the air duct and pipe system of HVAC. 空调系统---送风软管及管道法兰的保温各类罐体、设备的绝热保温及吸产降噪。
- Rectify the gap at final connections between air duct and grille / louvre. 修补通风喉管与通风格栅/百?风口接驳处的空隙。
- AP Belgian International Air Services Co. 比利时国际空运公司。
- Ming Fai International Air Express Ltd. 明辉国际货运有限公司。
- COSCO INTERNATIONAL AIR FREIGHT GUANGZHOU CO., LTD. 广州中远国际航空货运代理有限公司。
- BEIJING ASG INTERNATIONAL AIR FORWARDING CO., LTD. 北京北欧国际空运货运有限公司。
- One of the air ducts has become blocked. 有一条输气管堵塞了.
- The sealing material for air duct going though walls not good, it will cause shrinkage. 某些风管穿墙处,密封材料不好,会变形萎缩。
- In food retailing establishments, large open chiller cabinets are highly effective at dehumidifying the internal air. 在食品零售柜、大的敞开式冷柜内部空气除湿是很高效的。
- Remove combustible insulation or rectify flame-retardant property at * air duct / pipework / air handling unit. 通風喉管／管道／風櫃的易燃隔熱層須予拆除或其防火特性須予矯正。
- The bronchial lavage has achieved a good effect in diagnosing diseases of air duct in neonatus clinic. 在新生儿临床亦逐渐应用支气管灌洗于诊治气道疾病,并取得满意疗效。
- International air travel is not covered by the Kyoto agreement. 但国际航空旅行不在《京都议定书》覆盖范围内。
- Inspecting whether the brackets and cradles for the air duct and condensate pipes are reliable. 检查风管及冷凝水管固定支架、吊架是否牢固。
- Peugeot 307 and C-Triumph were selected as "healthy automobile" during the internal air quality test of 50 national produced cars. 在50款国产轿车车内空气质量检测中,307,凯旋轿车成功入选"健康汽车"行列;
- Nagel easy company is willing to work with you to work together to promote the cause of China's air duct cleaning! 易格尔公司愿与您共同努力，一起推动中国风管清洗事业！
