Lesson 3 The after-spinning technology of sea-island fiber

所属栏目：合成革专业英语

7.3.1 Collection7.3.1.1 MethodsThe purpose of collection is to combine the separate tow together to achieve reasonable lineardensity. There are usually one-step and two-step process.One-step methodThe tow ejected from several spinneret combined together t ......（本文共 18857 字 ）     [阅读本文] >>


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