[KongchangAI]
Unverified85% confidenceFactTime unknown

外抽式封口机真空度可达 -60kPa 至 -80kPa 已足够家庭长期保鲜,追求 -90kPa 以下需选腔体式(干室式),价格和体积翻倍

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85%
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Long-term
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