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钢笔墨水保质期多久
更新时间: 2020-11-03 00:00:00  

钢笔墨水保质期一般两年左右,墨水是一种含有色素或染料的液体,墨水被用于书写或绘画。最早的墨水有使用金属、胡桃壳或种子制作的染料或使用鱼、章鱼等海生动物的墨汁。中国的墨使用的是碳制成的墨。墨水的常用颜色有红、黑、蓝三种。是文房四宝其中之一。

关键词: 钢笔 墨水 保质期 多久

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