Under certain conditions,goat hair can be softened bychemicals.After the process,the structure of the macro-molecules in the surfacial area has been changed,and
By using compression factors of real gas and the Vilia equations and considering the variation of the thermophysical parameters of the mois air with its tempera
Fault diagnosis is generally considered. Its technology on basis of time series analysis is stressed. And the oscillating comb of F.O.R.comber is tested, diagno