This paper analysed the dusting characteristic of a dry duster from metal meshes and provided main principles of structural and parametric design. 本文分析了干式金属滤网除尘器的除尘性能，提出了结构型式及参数设计的主要原则。
dusting英英释义
动词 dust:
remove the dust from
rub the dust over a surface so as to blur the outlines of a shape
