By the analysis of the influence of weft insertion elements such as prewinder, mainnozzle, relaynozzle, profile reed, valve, etc.
本文分析了储纬器、主喷嘴、接力喷嘴、异形筘、阀门等引纬元件对流场设计的影响；
2
The averaged gas velocity of flowing backward between the exhausting duct and the mixture tube increases with the rise of the mainnozzle flux and the downwash flow velocity.