This paper gives a detailed tech economic comparison between complex fiberglass vent-pipe and zincified sheet iron vent-pipe,which makes people further realize the superiority of the former.

• 本文对复合玻纤风管与镀锌铁皮风管在工程中的应用做了详细的技术经济分析和比较,使人们更深一步地认识到,复合玻纤通风管道的优越性。