Unverified85% confidenceDecision RuleTime unknown
背包徒步/骑行出行，玻璃盒单个自重约为同容量塑料盒的3~4倍（500ml玻璃盒约500g），负重敏感场景优先食品级PP或Tritan材质
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85%
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Long-term
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Unverified玻璃便当盒(带饭+微波+耐用)与便携性存在硬性矛盾：500ml玻璃盒空盒约500-700g，装满超1kg；每天步行/挤公交通勤者选PP(空盒约200g)或轻量不锈钢更现实85% similarUnverified玻璃保鲜盒同体积重量约为PP塑料盒的2-3倍，一个1L玻璃盒空盒常达600-800g，需要每天背着通勤或给孩子带饭时便携性差84% similarUnverified背包出行首选PP或Tritan材质，1.5L容量玻璃盒约重800-1000g，同容量PP盒仅200-300g，负重差异显著84% similarUnverified玻璃分餐盒密封好、不吸油不染色、可微波，但重量是塑料的3-4倍（约800g-1.2kg含内容物），每天通勤徒步或骑车通勤者背负负担大，塑料/不锈钢更适合82% similarUnverified玻璃保鲜盒重量约为同容积PP的2.5-3倍，1L玻璃盒满装约1.5kg，不适合每天背去公司通勤80% similar
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