The factors affecting full-package rate of direct-spun PET FDY were analyzed and discussed from the aspects of melt transfer and process conditions.
从熔体输送和纺丝工艺条件分析、探讨影响PET直纺FDY满卷率的因素。
2
Whether the formulations of refined waste silk are rational has a direct bearing on the quality, material consumption, and economic benefits of spun silk production .