Unverified80% confidenceDecision RuleTime unknown
选购时看盒身透明度和厚度，优质PP呈半透明有韧性、盒壁厚度≥1mm且捏压不易变形；劣质回料PP偏白浊、脆薄、有异味，加热后异味更明显
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
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