The configuration of DK903 carding machine card clothing, speed and main gauge are analysed by example of spinning cotton and super fine fibre in it. Its idea of process design is discussed.

以DK90 3型梳棉机纺棉和纺超细纤维为例，分析了针布、速度及主要隔距的配置情况，探讨了DK90 3型梳棉机工艺设计思想。

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The paper mainly makes a research on the application of today's automatic packing machine for super-fine powder, for example, low precision, slow velocity and so on.

通过对现有超细粉末自动包装机进行研究发现现有超细粉末自动包装机存在很多问题，例如精度低、速度慢等等问题。

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