The factors affecting yarn irregularity of multiporous fine-denier PET POY were discussed from the aspects of process technology and equipments.

从工艺、设备方面探讨了多孔细旦涤纶poy条干不匀率的诸多影响因素。

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This paper introduced the research and manufacture of coining oil for fine-denier PET filament. The properties, features and using method of this coining oil were also introduced.

介绍了新型涤纶细旦长丝后加工油剂的研制过程，油剂的性能以及油剂的使用方法。

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