具有特别伸长性的变形纱称为弹丝。
Textured yarns that have been programmed for extraordinary extensibility are known as stretch yarns.
其涂膜具有良好的伸长性，回弹性、耐水性和良好的低温柔性。
The films has a good stretch nature of elasticity, water resistance and good low temperature flexibility.
其涂膜具有良好的伸长性，回弹性、耐水性和良好的低温柔性。
The films has a good stretch nature of elasticity, water resistance and good low temperature flexibility.
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