<div><section data-role="paragraph" class="_135editor" style="max-inline-size: 100%; margin: 0px; padding: 0px; border: 0px none; z-index: 0; overflow-wrap: break-word !important; outline: none 0px !important;"><p style="max-inline-size: 100%; margin-bottom: 0px; clear: both; min-height: 1em; cursor: text; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;">　　纺纱工程各机的牵伸倍数恰当与否不仅影响产品质量和纺纱成本，同时直接影响各机的定额产量和设备机台数的多少。所以，要计算出总牵伸倍数，并将之进行合理分配。</p><p style="max-inline-size: 100%; margin-bottom: 0px; clear: both; min-height: 1em; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;"><br style="max-inline-size: 100%; margin: 0px; padding: 0px; overflow-wrap: break-word !important; outline: none 0px !important;"></p><p style="max-inline-size: 100%; margin-bottom: 0px; clear: both; min-height: 1em; cursor: text; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;">　　计算纺纱总牵伸倍数，必须知道下列几个条件：细纱线密度；棉卷线密度；各机喂入并合根数；梳棉机、精梳机的落棉率。以粗杭纺纱系统为例，牵伸倍数计算、分配具体步骤如下。</p><p style="max-inline-size: 100%; margin-bottom: 0px; clear: both; min-height: 1em; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;"><br style="max-inline-size: 100%; margin: 0px; padding: 0px; overflow-wrap: break-word !important; outline: none 0px !important;"></p><p style="max-inline-size: 100%; margin-bottom: 0px; clear: both; min-height: 1em; cursor: text; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;">　　(1）根据棉卷线密度、拟纺细纱线密度、梳棉机落棉率及各机喂入并合数，算出需要的总牵伸倍数。</p><p style="max-inline-size: 100%; margin-bottom: 0px; clear: both; min-height: 1em; cursor: text; overflow-wrap: break-word !important; outline: none 0px !important;"><br style="max-inline-size: 100%; margin: 0px; padding: 0px; overflow-wrap: break-word !important; outline: none 0px !important;"></p><p style="max-inline-size: 100%; margin-bottom: 0px; clear: both; min-height: 1em; cursor: text; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;">　　</p></section></div><div style="text-align: center; "><img src="http://dayaotex-img.gz.bcebos.com/article/fffspic/fzmlsj1493.png"></div><div style="text-align: center; "><img src="http://dayaotex-img.gz.bcebos.com/article/fffspic/fzmlsj1494.png"></div><div style="text-align: center; "><br></div>