When the prewetting sizing has the same extrudation moisture regain of sized yarns and the same size concentration as the traditional sizing process, prewetting sizing leads to lower size pick-up.
结果表明：当传统
和预湿的
压
率以及槽中液质量分
相同时，预湿必然导致率的降低；
When the prewetting sizing has the same extrudation moisture regain of sized yarns and the same size concentration as the traditional sizing process, prewetting sizing leads to lower size pick-up.
结果表明：当传统和预湿的压率以及槽中液质量分相同时，预湿必然导致率的降低；
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