Based on the measured data, practical equations for calculation of the ventilation duct heat transfer are also derived through regression analysis.
通过对实测数据的回归分析，确定了胶皮风筒传热系数实用计算关系式。
On the basis of the comparison of the advantage and disadvantage of the rigid and flexible ventilation duct, the choice of large diameter flexible duct is proposed.
综合考虑刚性和柔性风管的优缺点，选择大直径柔性风管进行通风。
The entire sequence where Obi-Wan and Even Piell try to sneak around the landing platform when they emerge from the ventilation duct was originally shot on top of the citadel tower.
在欧比万和埃文·皮尔逃离通风管后，他们试图偷偷绕过停机坪的这整场戏原本是在堡垒高塔的顶端拍摄的。
We select several forms of air distribution methods and ventilation ducts which suitable for the residential organized ventilation system with heat recovery, and identify the ventilation duct laying;
确定了适合于住宅有组织通风系统的通风换气量、启动浓度以及机外余压等有组织通风主要参数。
The technique and advantages of the decompress duct with polyfunction of ventilation and fumigation were introduced.
详细介绍了通风、熏蒸、多功能减压管的出入粮工艺及使用中的优点。
Ventilation system by sending the exhaust fan, duct, duct parts, muffler etc.
通风系统由送排风机、风道、风道部件、消声器等组成。
Results Mechanical ventilation, intubation and duct for ventilator are the main reasons of nosocomial infection.
结果机械通气、气管插管、气管切开、呼吸机管道等易引发医院感染。
The necessity of installing decompress duct with polyfunction and ventilation. seal. fumigation and inspection equipment was stressed.
强调了作为储备仓的筒库，安装多功能减压管和配备通风、密闭、熏蒸、检测等设施的必要性。
Presents the design of a no-duct inductive ventilation system for an underground park. Compares the advantages and disadvantages of this system to the conventional system.
通过工程实例，介绍了地下车库无风管诱导通风系统的设计方法，指出了这种系统与传统系统的差异及存在的问题。
Analyses the feature and cardinal principle of the no-duct inductive ventilation system.
分析了无风管诱导通风系统的特点及基本原理。
The air duct, air port, air handling unit and other parts are used to handle and transport air in heating, ventilation and air-conditioning systems.
通风与空调系统中用于处理和输送空气的风管、风口、空气处理机组及其它部。
Spiral metal duct machine is the main product of the company, and it has been used widely by ventilation, transportation and other industries in recent years.
螺旋式金属制管机是公司的主打产品，近几年来已广泛被通风、输送等行业选用。
Equipped with a ladder into the air shaft, the drainage pipes, duct pressure, fire sprinkler pipe and power cables for safety into the ventilation shaft and exports;
进风立井装备梯子间、排水管、压风管、消防洒水管以及动力电缆等，为进风井兼安全出口；
Equipped with a ladder into the air shaft, the drainage pipes, duct pressure, fire sprinkler pipe and power cables for safety into the ventilation shaft and exports;
进风立井装备梯子间、排水管、压风管、消防洒水管以及动力电缆等，为进风井兼安全出口；
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