[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

弹力西装的弹性主要来自氨纶(Spandex/Elastane)含量,2%-5%氨纶提供日常活动弹性,8%以上属于高弹运动商务混纺,但氨纶超过6%会明显降低垂感和挺括度

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