介绍了双涤纶包芯纱线的原料选用和成纱性能，叙述了各生产工序的工艺注意要点，以及在细纱设备改造和操作管理方面采取的技术措施。

This paper introduces the material selection and yarn property of double polyester covered yarn, describes process key and technology measures in reforming spinning frame and operating management.

youdao

介绍了双涤纶包芯纱线的原料选用和成纱性能，叙述了各生产工序的工艺注意要点，以及在细纱设备改造和操作管理方面采取的技术措施。

This paper introduces the material selection and yarn property of double polyester covered yarn, describes process key and technology measures in reforming spinning frame and operating management.

youdao