松捻精纺纱线松捻精纺纱线，用于钩编和刺绣。
Loosely twisted worsted yarn used for fancywork and embroidery.
纤维可以是膨松地或紧密地捻成纱线。
如果你用右手顺时针的旋转它，S捻的纱线会越变越紧，Z捻的纱线会越变越松。
When it is rolled clockwise by your right hand, an S-twist yarn will become tighter and a Z-twist yarn looser.
本机具有自动化程度高，捻帽紧松一致的特点。
The machine has a high degree of automation, twist-cap bear the same characteristics.
本机具有自动化程度高，捻帽紧松一致的特点。
The machine has a high degree of automation, twist-cap bear the same characteristics.
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