Based on experimental measurements, the mechanism of heat-transfer characteristics as well as the mechanism of flowing friction in narrow annuli is primarily analyzed. 在實驗的基礎上，本文對窄環隙內的強迫對流換熱特性和流動阻力特性進行了初步的分析。
The characteristics of the purifying efficiency and resistance of the desulfurization deduster for the flue gas fluidized bed are researched on the basis of an actual purifier. 并以實際凈化器為基礎，研究了煙氣流化床脫硫除塵器的凈化效率特性和阻力特性。
