Unverified80% confidenceDecision RuleTime unknown
风琴式分隔夹选购看褶皱底部工艺，V型平底比U型底承压能力差，塞满文件后V型底容易外扩变形导致整体倒塌，长期直立存放选U型或方形底更稳
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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