1.The deviation of the extrudation moisture regain obtained by the approximate equation increases with increasing of size concentration.
随质量分数的增加，按近似关系式求得的纱压出回潮率的偏差率增大。
2.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.
质量分数的增加，按近似关系式求得的
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