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pb是什么化学元素
更新时间: 2021-01-20 11:50:50  

1、化学元素Pb是铅。

2、铅,化学符号是Pb,原子序数为82。铅是柔软和延展性强的弱金属,有毒,也是重金属。

3、金属铅是一种耐蚀的重有色金属材料,铅具有熔点低、耐蚀性高、X射线和γ射线等不易穿透、塑性好等优点,常被加工成板材和管材,广泛用于化工、电缆、蓄电池和放射性防护等工业部门。

关键词: pb 什么 化学元素

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