太有问题了！记忆床垫随体重体热变形，使腰部肌肉放松后不能正常收缩。是造成腰酸痛的主要外因。

来源: yuzt 于 2015-08-29 16:51:09 [旧帖] [给我悄悄话] 本文已被阅读：次

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