科研之友
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摘要
<正>上一期,专栏聚焦合金冶炼的起源和发展,介绍了"炉火淬炼的青铜巅峰"。本期,我们继续跟踪这一线索,关注始于青铜的百兵之君——剑。In the last issue, the column focused on the origin and development of alloy metallurgy and introduced the peak of bronze metallurgy. In this issue, we shall continue to follow this clue and introduce the bronze sword, king of melee weapons
