fēn(英语:scruple,符号:℈)是一个药衡制单位。[1]它的名称来自古罗马单位scrupulum(小砾石)。[2]

质量单位

一吩等于124盎司13打兰,20格令[1]即1.2959782。罗马吩比较小,约等于1.14克。

体积单位

一液量吩(fluid scruple)等于124液量盎司13液量打兰,20量滴英语minim (unit)14茶匙,1盐匙英语Salt spoon,即1.23毫升

参见

参考文献

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