There are a lot of obstacles on his way such as rings, balloons with hot air, tops of the buildings, billboards, that make Ivan's dreams pipe.
有很多的障碍，他的方式，如戒指，与热空气的气球，建筑物顶部，广告牌，使伊万的梦想管。
The hot air is always carried to the furnace by a powerful turboblower, through the hot blast main, bustle pipe, bootleg, blowpipe and tuyere.
热风由功率强大的鼓风机通过热风总管、环形风管、风口小弯管、直吹管和风口不断鼓人高炉。
After entering the dryer, wet materials are turned over by the spread shoveling plates in the dryer pipe, and then meet the hot air completely to quicken the drying mass transfer.
将湿物料加入干燥机后，在管道内均布的抄板翻动下，物料在干燥机内均匀分散与热空气充分接触，加快入干燥传热、传质。
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