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戥秤最早出现于宋代,是我国特有的一种计量工具,旧时专门用来称量金、银、贵重药品及香料的精密衡器。其对微量计重比起一般杆秤,达到前所未有的精密程度,是古代衡器制造史上一个重大创新。戥秤因用途不同,可细分为金戥、银戥、药戥、珠戥等许多种类,其中有一种叫线戥(也称“分厘戥”、北方俗称“麦杆秤”)。这种秤杆极细、极长的戥秤,把戥秤的微计量特点发挥到了极致,做工在诸多戥子中也是最难的。这种戥秤在古代有一个非常奇妙的用途,可以直接称验出黄金的成色,这种方法叫“隔水称金法”。
Scales first appeared in the Song Dynasty, is a peculiar measure of our country, the old specifically for weighing gold, silver, precious chemicals and spices precision scales. The weight of the weight compared to the general scale, reached an unprecedented level of sophistication, is a major innovation in the history of ancient weighing instrument. Scales because of different uses, can be subdivided into many categories of gold 戥, silver 戥, medicine 戥, beads 其 and so on, of which there is a line called 戥 (also known as “厘 戥” 北, ). This extremely slim pole, very long scale, the scale features micro-scale play to the extreme, work in a lot of prickly heat is also the most difficult. This scale in ancient times there is a very wonderful use, you can directly claim that the fineness of gold, this method is called .