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真正的军用级压缩干粮保质期普遍3-5年，普通市售压缩饼干多为12-24个月，标注3年以上需核实是否为民用改良配方

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Unverified军规/救生型压缩饼干（如按GJB或Coast Guard标准）保质期普遍达3-5年，而普通商超代餐型多为12-18个月，家庭应急包应认准标注3年以上的产品86% similar Unverified作为家庭应急储备的压缩饼干应选保质期≥24个月的产品，并每年检查一次；日常零食向的软质压缩饼干保质期通常仅6-12个月，不适合长期囤放86% similar Unverified作为长期家庭应急储备时应选保质期≥3年（36个月）的产品，普通商超零食型压缩饼干保质期常仅12个月，不适合囤放84% similar Unverified不建议把普通商超零食型压缩饼干作为长期应急储备，其保质期多为12个月，专业应急/军用型可达3-5年，储备用途应认准长保质期产品82% similar Unverified选购时注意保质期标注，市面上常见保质期为6-12个月，作为长期应急储备不如冻干食品或军粮（通常2-5年），囤货前需规划轮换周期79% similar

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