On the basis of polyurethane fibre's characteristics and usages, the paper introduces the present market situation and prospects of the development of polyurethanefibre in China.
针对氨纶工程工艺的特点 ，介绍该工程中空调通风系统的设计原则及系统配置情况。
2
A method for determination of PAH in coke oven emission is described. PAH aerosol were collected by glass fibre filter (GF) and polyurethane foam filter (PUF) simultaneously.