Unverified80% confidenceDecision RuleTime unknown
双层拉链密封+底部封边加宽的结构防漏性最佳，选购时优先看是否通过LFGB或FDA食品接触材料认证，仅标注'食品级'而无具体认证编号的可靠性存疑
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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