<p><br></p><section class="_135editor" data-role="paragraph" style="font-size: medium; 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%; clear: both; min-height: 1em; cursor: text; font-size: 14px; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;"><span style="max-inline-size: 100%; margin: 0px; padding: 0px; cursor: text; font-size: 15px; overflow-wrap: break-word !important; outline: none 0px !important;">　　答：纱线捻向指纱线捻回的扭转方向，加捻后纤维的左上方向右下方倾斜的，为s捻，加捻后纤维自右上方向左下方倾斜的，为Z捻。纱线的捻向对织物的表面光泽、织物纹路的清晰度及织物的手感与厚度都有影响。当采用不同捻向经纬纱的配合，如图2-2(a)所示经纱为z捻，纬纱为S捻进行交织，其经纬纱交织的接触处纤维相互交叉，因此经纬纱间的缠合性差，容易滑移，这种捻向配合的织物其组织点因屈曲大而突出，纹路清晰，手感较松厚而柔软，织物厚度比经纬同捻向配合的要厚，在印染过程中，吸色较好，染色易均匀。但织物从织机上落下张力减小，由于纱线有退捻的趋势，所以易产生卷布现象，尤其对于稀薄织物，这种现象较显著。经纬纱捻向相同时，如图2-2(b) 所示(经纬纱均为z捻)，情况则与上述相反。<br style="max-inline-size: 100%; margin: 0px; padding: 0px; overflow-wrap: break-word !important; outline: none 0px !important;">　　织物中经纬纱采用异向捻配合，则织物表面呈现的纤维斜向一致，如图2-2(a)所示，则对光线的反射方向也一致，因而织物的光泽就好，而图2-2(b)所示为经纬纱的捻向相同，那么情况就相反，织物表面所呈现的纤维斜向是相互垂直的，织物对光线的反射呈散射效应，织物光泽柔和。</span></p><p style="max-inline-size: 100%; clear: both; min-height: 1em; cursor: text; font-size: 14px; text-align: center; line-height: 1.75em; overflow-wrap: break-word !important; outline: none 0px !important;"><img src="http://dayaotex-img.gz.bcebos.com/article/fffspic/zwsjjs10049.png" _src="http://dayaotex-img.gz.bcebos.com/article/fffspic/zwsjjs10049.png" data-ratio="0.6940298507462687" data-w="402" style="max-inline-size: 100%; margin: 0px; padding: 0px; max-width: 100%; overflow-wrap: break-word !important; outline: none 0px !important; height: auto !important;"></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></section><section class="_135editor" data-role="paragraph" id="autoparagraph" style="font-size: medium; 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; overflow-wrap: break-word !important; outline: none 0px !important;"><br style="max-inline-size: 100%; margin: 0px; padding: 0px; font-family: 微软雅黑, &quot;Microsoft YaHei&quot;, sans-serif; font-size: 17px; caret-color: rgb(255, 0, 0); overflow-wrap: break-word !important; outline: none 0px !important;"></p></section>