Unverified85% confidenceDecision RuleTime unknown
层板承重不能只看单层标称值，需确认为『均布载荷』还是『集中载荷』，集中载荷通常仅为均布值的40-50%。放置书籍、酒瓶等集中重物时应按集中载荷选型
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85%
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Long-term
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Unverified承重需求判断：单层放锅具/瓶装调料按≥8kg选，放书籍/重物按≥15kg选，塑料隔板实际安全承重多在3-5kg，标称值需打7折看76% similarUnverified自组装塑料收纳柜的单层承重多标称15-20kg但为静态均布值，实际堆放书籍等集中重物应按标称值的50-60%使用，否则底层格易变形塌陷75% similarUnverified标称承重多为静态均布承重，实际单点集中放置重物（如成摞书堆一角）承重会大幅低于标称值，选购时应留30%以上余量74% similarUnverified层数越多越厚实但同价下总克重不变，等于每张用纸更少更快耗完；追求耐用不如直接看每包总克重（如8包×130抽约需≥110g/包）74% similarUnverified点断式连卷保鲜袋每卷计数与实际张数常有偏差，加厚款单卷张数少；对比单价应按'总重量或总面积'而非'标称张数'74% similar
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