Unverified85% confidenceDecision RuleTime unknown
量杯规格越大精度越低:同一500ml杯上10ml刻度误差可达±5ml,量20ml以下小容量应改用量勺或50ml小量杯,别用大杯量小量
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Unverified量小份精确计量(如10ml以内调味/发酵剂)用带mg刻度的小容量量杯误差更小,用500ml以上大杯量少量液体读数误差可达±20%87% similarUnverified小容量计量(如10ml以下调味/婴儿药量)不要买500ml大量杯,大容量最小刻度通常是25-50ml一格,小剂量误差极大,应选带ml和小勺换算的小量杯86% similarUnverified1标准量杯=240ml(美制),但英澳制1杯=250ml,跟随不同国家食谱时需确认量杯标准,混用会导致约4%误差83% similarUnverified大容量磨杯(≥500ml)适合一次多量备粉,但少量研磨(如单份咖啡15-20g)在大杯里易研磨不均、卡刀死角;追求单份新鲜现磨应选小容量或定量款82% similarUnverified容量越大杯口越宽,量取少量液体时液面浅、刻度间距密,读数精度反而下降;大容量与小份精度不可兼得81% similar
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