Unverified70% confidenceFactTime unknown
举重级尼龙护腹带通常厚度2-3mm、拉伸模量高，成分多为高密度尼龙+橡胶弹力芯；透气排汗型多用聚酯纤维+氨纶针织，克重更低
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70%
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Long-term
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