Unverified75% confidenceTradeoffTime unknown
定量精度越高的螺旋/拨轮结构越易卡粉，尤其对高筋粉或受潮结块的粉出粉更易堵塞；精度与顺畅出粉存在矛盾，普通家用±5g精度比追求±1g更耐用可靠
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