Unverified82% confidenceDecision RuleTime unknown
优先选双封口拉链（双层锁扣）设计，单拉链在冷冻后拉链变脆、解冻时易漏；平放冷冻比直立冷冻更省冰箱空间且解冻均匀，直立站立设计主要方便临时存放而非冷冻
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82%
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