您要查找的是不是：
- On the day of the accident, four workers were installing sections of ventilation ducting of the centralized air-conditioning system to the ceiling. 事发当日，四名工人正在安装天花板中央冷气系统的通风管道组件。
- My ventilation ducts will be too small to crawl through. 我所属的建筑物通风孔将会小到没有任何人爬的进去.
- The technician probed the ventilating duct to check the problem. 机械师检查通风管道来寻找问题。
- The present condition about the ventilation duct used by mine is analysed.And the development direction that must be to high safeness,high strength,mullivariety and multifuction is pointed out. 分析了国内矿用风筒的现状，并指出矿用风筒应当向高安全性、高强度、多品种、多功能等方向发展。
- Front view of gate of ventilation duct 风道门正面
- characteristic of super ventilation duct 超级风管特点
- Ventilation ducts are positioned alongside windows and are expressed architecturally on the facade (see Figure 4.37). 通风管道沿着窗户周边安置并且在建筑的立面上表达出来（图4?37）。
- This sealing tape could be used for sealing in building pipes such as ventilation ducts. 该材料用于建筑风道等管道的密封。
- The equivalent radius two-gyration ventilating duct is a design project of new type of movable duct. 等半径双回转式通风管道是一种新型活动管道设计方案。
- It is idly used to make ventilation ducts for trains, anti-flammation cable tray, vessels, pipe and inner liners used under high temperature with anti-coresion request. 产品广泛用于空调列车、高层建筑风道、阻燃桥架、耐高温耐腐蚀玻璃钢容器、管道内衬机阻燃防腐海上钻井平台用玻璃钢栅栏等。
- The incidence of the VAP had close relation with the patient's age, aeration time, virulence operation and the disinfection management of the ventilator duct. 呼吸机相关性肺炎的发生与病人年龄、通气时间、侵入性操作以及呼吸机管道的消毒管理有着密切的关系。
- Amendment of the Pressure Balance Formula for the Ventilation Duct 关于通风除尘管道压力平衡公式的修正
- This is a room with good ventilation. 这是个通风良好的房间。
- Present condition and development about ventilation duct used by mine 矿用风筒的现状与发展
- Numerical Simulation of Movement Locus of Particles Ventilation Duct 灰尘在风管中运动轨迹的数值模拟
- Keywords ventilation;geosynclinal ventilation duct;capped distributor; 通风;地槽风道;加罩分配器;
- Carrying down or away. Used of a duct or vessel. 传送的指通过导管或管道传送下来的或输送的
- Fire resistance test method of ventilation ducts 通风管道的耐火试验方法
- Analysing wind structure of ventilator duct exit 通风机管道出口处风流结构分析
- A duct often contains cross braces. 管道内往往是有支撑拉条。
