弹丝：1.粘菌及腹菌子实体内孢子间的一堆不孕的丝状管或丝状纤维。2.苔类植物（如地钱）孢萌内具螺纹厚壁的长形细胞。3.蕨类植物中木贼属孢子上的带形构造。
涤纶高弹丝。
用母粒注入法在高速纺生产线上开发试制的防紫外线涤纶低弹丝，具有纤维质量均匀稳定、功能性显著的特点。
The anti - ultraviolet PET set yarn produced on high speed spinning line by master batch injection has the features of evenness and stabilization in quality and remarkable functionality.
根据生产实践，讨论了在SDS700 B型拉伸假捻机上开发生产涤纶高弹丝的关键工艺参数对产品质量的影响。
According to the production practice, it discussed that the key processing parameters influenced the quality of high - elastic polyester yarn produced on SDS700B false - twist texturing machine.
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