Unverified85% confidenceDecision RuleTime unknown
需要长期叠放堆叠承重的场景选PP聚丙烯或ABS材质、壁厚≥2mm，透明PS聚苯乙烯盒虽然通透但脆、跌落易碎且不耐堆叠
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85%
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Long-term
Relevance
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Unverified需要长期堆叠承重的收纳盒应选PP或ABS材质且壁厚≥2mm，透明PS（聚苯乙烯）材质虽透亮但脆，堆叠3层以上易开裂91% similarUnverified承重堆叠优先选PP（聚丙烯）材质且箱壁厚度≥2mm，四角有加强筋结构，PET或再生塑料在低温或长期承压下易脆裂变形84% similarUnverified箱体为硬质PP材质但壁较薄，堆叠两三层尚可，但高层堆叠或装重物后长期堆放容易变形甚至扣件断裂81% similarUnverified材质越硬挺耐用（如PP塑料折叠箱、带钢架款）折叠后体积越大，纯布软箱可折成薄片但承重和保形性差79% similarUnverified折叠款（含拼接/双折）虽便携但折痕处易开裂、藏污纳垢且平整度差；整张卷材款平整无缝防水更好但收纳占空间大79% similar
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