Unverified88% confidenceDecision RuleTime unknown
外置式封口机真空度普遍在-60~-80kPa,腔体式(Chamber)可达-90kPa以上,需长期保存生肉海鲜或做低温慢煮预处理应选腔体式
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88%
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Long-term
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Unverified外置式封口机真空度普遍在-60~-80kPa,腔体式(内置式)可达-90kPa以上,需长期保存生肉、需极致抽真空或做sous vide低温慢煮的建议选腔体式95% similarUnverified外置式封口机真空度通常在-60~-80kPa之间,腔体式(chamber)可达-90~-98kPa,需要长期储存生鲜或做低温慢煮(sous vide)预处理选腔体式90% similarUnverified家用外置式封口机真空度达到-60kPa至-80kPa即可满足绝大多数干货和肉类保鲜需求;追求液体食材或长期冷冻保鲜可选真空度≥-85kPa的机型90% similarUnverified外置式封口机真空度普遍在-60到-80kPa之间,无法达到腔体式的-90kPa以上,对于需要长期冷冻保鲜(3个月以上)的肉类,真空度应≥-70kPa才能有效延缓氧化和冰晶损伤86% similarUnverified外置式(吸气式)真空机真空度通常在-60~-80kPa,适合干货和半湿食材;腔体式(Chamber)真空度可达-90~-95kPa,是处理汤汁、腌肉、真空低温烹饪(sous vide)的唯一可靠选择85% similar
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