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1·The protection that wrapped yarn gives to the high performance core yarn improves the weaving performance of core spun yarn.

外层编织纱对高性能芯纱的保护使复合后的纱线的织造性能得到很大改善，可直接在二维或三维织机上进行织造。

2·Core spun yarn is produced by covering an elastic, rigid or semi-rigid filament with a natural, artificial or synthetic textile fibre.

在弹性、刚性或半刚性纤丝上覆盖一层天然、人工或合成纤维，就可以生产出包芯纱。

3·The influence of percentage of spandex, drafting ratio of spandex and twist of core spun yarn on tensile properties and elasticity of spandex core spun yarns on woolen spinning system were studied.

文章介绍了在纺制毛粗纺氨纶包芯纱时，氨纶百分含量、预牵伸倍数和捻度对包芯纱强伸性和弹性的影响规律；

4·When spinning polyamide filament core-spun yarn covering fibre should be finer, longer and higher uniformity, which could improve yarn evenness and covering effect and guarantee yarn quality.

在纺制锦纶丝包芯纱时，选用的外包纤维细长、长度整齐度高，可以改善成纱条干和包覆效果，保证成纱质量。

5·This paper introduces the key step of fully shrinking for suitable elasticity in cheese dyeing of PTT filament core-spun elastic yarn and staple blended yarn.

通过分析，认为PTT弹性长丝包芯纱线及短纤维混纺纱线的筒子染色关键，是使其充分收缩，以达到适宜弹性；

6·Relation among feeding roving gauge, twist factor and yarn property were researched, property of polyacrylonitrile preliminary heat treatment in oxidizing polyester filament core-spun yarn was tested.

研究了喂入粗纱间距、捻系数与成纱性能的关系，测试分析了聚丙烯腈预氧化纤维涤纶长丝包芯纱的性能。

7·The factors that influence the covering effect of core-spun yarn and the effect of covering thickness on the quality of core-spun yarn are also analyzed.

文章还对影响包芯纱包覆效果的因素以及包覆量大小对包芯纱性质的影响进行分析探讨。

8·Used for testing breaking tenacity, elongation at break of single yarn made of cotton, wool, jute, core-spun yarn etc, at the same time including synthetic fibre filament, textured yarns.

用于测定棉、毛、麻、包芯纱的单根纱线及合成纤维长丝、变形丝的断裂强力和断裂伸长率。

9·It has special technological characters to have a combined spinning of ramie and cotton blended spandex core spun slub yarn on cotton spinning equipment.

在棉纺设备上纺制麻棉氨纶芯竹节纱将竹节纱技术与包芯纱技术融合在了一起，有其独特的工艺特点。

10·Briefly introduce the spinning principle of siro-spinning core-spun yarn and primary processing parameters that influence yarn properties.

简单介绍了赛络纺包芯纱的成纱原理和影响纱线性能的主要工艺参数。