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。
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。
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