1.铁、铝、铜、银,举例说明这些金属某性质对应的用途.2.用来铸造硬币的金属材料需要具有什么性质?3.举例生活中适合用铁而不适用铝,适用铝又不是用铁的例子.4.千锤百炼和百炼成钢,请解
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![1.铁、铝、铜、银,举例说明这些金属某性质对应的用途.2.用来铸造硬币的金属材料需要具有什么性质?3.举例生活中适合用铁而不适用铝,适用铝又不是用铁的例子.4.千锤百炼和百炼成钢,请解](/uploads/image/z/4743540-36-0.jpg?t=1.%E9%93%81%E3%80%81%E9%93%9D%E3%80%81%E9%93%9C%E3%80%81%E9%93%B6%2C%E4%B8%BE%E4%BE%8B%E8%AF%B4%E6%98%8E%E8%BF%99%E4%BA%9B%E9%87%91%E5%B1%9E%E6%9F%90%E6%80%A7%E8%B4%A8%E5%AF%B9%E5%BA%94%E7%9A%84%E7%94%A8%E9%80%94.2.%E7%94%A8%E6%9D%A5%E9%93%B8%E9%80%A0%E7%A1%AC%E5%B8%81%E7%9A%84%E9%87%91%E5%B1%9E%E6%9D%90%E6%96%99%E9%9C%80%E8%A6%81%E5%85%B7%E6%9C%89%E4%BB%80%E4%B9%88%E6%80%A7%E8%B4%A8%3F3.%E4%B8%BE%E4%BE%8B%E7%94%9F%E6%B4%BB%E4%B8%AD%E9%80%82%E5%90%88%E7%94%A8%E9%93%81%E8%80%8C%E4%B8%8D%E9%80%82%E7%94%A8%E9%93%9D%2C%E9%80%82%E7%94%A8%E9%93%9D%E5%8F%88%E4%B8%8D%E6%98%AF%E7%94%A8%E9%93%81%E7%9A%84%E4%BE%8B%E5%AD%90.4.%E5%8D%83%E9%94%A4%E7%99%BE%E7%82%BC%E5%92%8C%E7%99%BE%E7%82%BC%E6%88%90%E9%92%A2%2C%E8%AF%B7%E8%A7%A3)
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