Unverified80% confidenceTradeoffTime unknown
保温层越厚越保温但杯壁越厚、外径越大、越重；同容量下真空双层杯比单层重且笨重，追求便携和保温需要在杯身尺寸上做取舍
1
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80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified保温层越厚保温越好但杯身越粗越重，容量相同时全真空双层杯比单层重约50%，追求极致便携可选薄壁款但牺牲保温时长90% similarUnverified保温能力越强则杯壁越厚、真空层越大，同容量下杯身更粗更重、且几乎无法透明化；追求颜值透明玻璃质感与强保温不可兼得，需按主用途取舍85% similarUnverified保温性能越好杯壁越厚重，真空双层保温杯比单层塑料杯重2-3倍；追求全天保温会牺牲携带便利性，纯提醒饮水用途可选轻量塑料/Tritan材质放弃保温84% similarUnverified保温性能与重量、便携性成反比：真空双层+厚壁保温更久但更重更粗，追求轻便的单层或薄壁款保温时长通常缩水83% similarUnverified隔热保温性越强通常意味着蜂窝越厚、双层结构，帘体收起后堆头越大越占窗口顶部空间，采光损失也越多，日常遮光单层15mm是体积与性能的平衡点80% similar
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