最終更新日：2024/07/30
A former unit of mass equal to 31.1035 grams, 480 troy grains, or one twelfth of a troy pound.
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troy ounce
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A former unit of mass equal to 31.1035 grams, 480 troy grains, or one twelfth of a troy pound.
troy ounce
DiQt（ディクト）
無料
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