介绍了柔性风管压力损失的理论模型。
Presents the theoretical model of pressure drop for flexible duct.
来自下面热空气上升使风管朝向地面。
Warm air rising from below causes the wind tube to reach toward the ground.
所以，通风管道质量是很重要的。 。
局部洁净区的送风管道系统。
通风管道是通风系统的重要组成部分。
可指定送风管道或回风管道。
或者，至少，可以再买一圈采暖通风管。
向主动轴管上连接通风管。
送风或回风管道部分。
很快我的手臂就恨不得向暖风管里伸进去一里地。
附加送风管道部分。
请装上通风管道。
因此实践对风管构造的改进具有较好的参照价值。
This paper can provide good reference for improving air conduit constitution.
另外，还简单介绍了旋风管装置的工业应用情况。
In addition, the application of cyclone tubes in industry was simply presented.
回风管道部分。
洁净的工作表面可使风管的安装节省时间并减少麻烦。
Clean work surface allows the installation of air duct save time and reduce trouble.
送风方式采用复合风管进行侧送风和送风相结合的方式。
Air supply way is that compound tube combined side air supply and blast air supply.
本文对横流风机式谷物脱粒机排风管道的形状进行了研究。
In this paper, the shape of the air exit of cross-fan grain thresher was studied.
钻孔机在一个密封的通风管道前受阻，而这个管道离矿工们还很远。
The drill may have hit a sealed shaft, away from the miners.
如果再建些伸出海面的高大的烟囱状通风管，隧道就具备了良好的通风条件。
The tunnel would be well-ventilated if tall chimneys were built above sea level.
如果再建些伸出海面的高大的烟囱状通风管，隧道就具备了良好的通风条件。
The tunnel would be well-ventilated if tall chimneys were built above sea level.
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