cao死你好湿好紧好爽免费视频|日韩免费无码人妻系列|欧美又粗又大一区二区在线观看|国产粉嫩粉嫩的18在线观看|

    <bdo id="caeg2"><td id="caeg2"></td></bdo>
  1. <s id="caeg2"><strong id="caeg2"></strong></s>

      <option id="caeg2"><p id="caeg2"></p></option>
      <nobr id="caeg2"><em id="caeg2"></em></nobr>
      <option id="caeg2"></option>

      1. <option id="caeg2"></option>
          <dl id="caeg2"></dl>

          <div id="caeg2"></div>
        1. welcome to Huayun textile official website!

          Chinese | Web site map

          International supplier of functional special yarnFocus on the development and production of special yarns.
          Counseling hotline:0534-6028781

          Popular keywords:Plant Dyeing Fabircs Natural Fiber Fabrics Functional Fiber Fabrics

          Contact us

          Counseling hotline0534-6028781
          • E-mail2692279393@qq.com
          • AddressRoom 301, unit two, B building, Donghui building, Dezhou economic development zone.

          Your current location:Home >> News >> Common problem
          201801-05
          What is the process of combed spinning and combed spinning? What's the difference? The production method of cotton yarn is relatively complicated. As usual, there are currently two methods of spinning, namely carded spinning and combed spinning.        (1) Carding spinning process: cotton blending-open cotton-carding-drawing-rovin
          201801-05
          How to deal with the broken ends of Siro spinning cotton yarn? Since Siro-spun cotton yarn is fed into the spun yarn drafting area by two strips with a certain spacing, they are drawn separately and twisted into yarn. There is a situation where the two strands have a broken end and the other one runs single yarn
          201801-05
          What is the principle of compact spinning cotton yarn?
          201801-05
          Specifications of cotton yarn reveal performance 棉紗規格中的 KC32S,JC32S,C32S,T32S,R30S,T/C 32S 65/35,T/C 21S 80/20,T/R 32S/2 65/35等,我只知道其中的XX S表示多少支,但前面的字母 KC,JC,C,T,R,T/C,T/R分別表示什么?后面的65/35,80/20又表示什么?KC32S 普通紗 32織?JC32S 是精梳紗 32織 ?(相對粗紗精梳紗價(jià)格貴,質(zhì)

            <bdo id="caeg2"><td id="caeg2"></td></bdo>
          1. <s id="caeg2"><strong id="caeg2"></strong></s>

              <option id="caeg2"><p id="caeg2"></p></option>
              <nobr id="caeg2"><em id="caeg2"></em></nobr>
              <option id="caeg2"></option>

              1. <option id="caeg2"></option>
                  <dl id="caeg2"></dl>

                  <div id="caeg2"></div>