Unverified50% confidenceCautionTime unknown
羽绒/羽毛被禁止长期真空压缩，压缩会破坏绒朵三维结构导致蓬松度永久性下降，回弹率损失可达30%以上；羽绒被存放应选用无纺布透气袋而非真空袋
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