The flow patterns in blast chamber and the main reasons for non-uniform air distribution in regenerator are discussed. The uniform blast theory and uniform coldairblast technology are introduced.
阐述热风炉鼓风室内气流的流动规律，论述气流分布不均的主要原因，介绍均匀配气原理和冷风均匀配气技术。
2
Suddenly , a coldairblast blowed over from the back , a cool voice said" You can never clean them , because you didn't use the washing powder."
这个时候，后面出来袭过一阵冷风，一个声音在耳边响起：“你洗不掉的，因为你没放洗衣粉。”
3
A wintry blast is bringing coldair down and dumping up to a foot of snow on some parts of the region.