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發布時間: 2016-8-13 09:13
正文摘要:絹紡原料來源少、價格高，為降低原料成本，絹紡業對末道圓梳落綿或精梳落綿需再進一步加工以提取精綿。落綿特點為纖維蓬松、含綿結雜質多。末道圓梳落綿纖維較長，尤其超長纖維較多，精梳落綿纖維長度較短；末道圓梳 ... |
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