Unverified80% confidenceFactTime unknown
注水式暖脚壶(热水袋类)单次注水保温时长与容量正相关:1.5L以上可维持4-6小时,1L以下约2-3小时;选PVC材质需确认无异味且做防爆焊接检测,避免爆裂烫伤
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80%
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Long-term
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