铜鼎-汇丰铜雕-1.8米铜鼎

   铜鼎是从我国古代流传下来的器具，在古代鼎是统治者权利的象征，自古以来各朝代的帝王都喜欢建造大型的铜鼎，以显示他们显赫的---。现在大部分的铜鼎都是仿照古时候的铜鼎制作的，外形相似。简单的介绍一下古代铜鼎的主要成分。

   铜鼎的主要成分并不是纯铜，另外，不同朝代铜鼎的成分也是不同的。商代铜器的主要金属成分是铜、锡和铅，从测定结果看，各个时期的不同器物在合金比例上并不一致。商代早期的一件铜爵经测定含铜92%，锡7%，铜鼎，而另一件锛则含铜98%，锡只有1%。武汉市黄陂区盘龙城出土的商代中期铜礼器中，有的含铜81～88%，鼎盛千秋铜鼎，锡5～8%，铅1～6%；有的含铜71%，而铅则---21～24%。

   现在市场上铜鼎的成分也不是纯铜，一般都是合金制作的。

关于“鼎”的来历及作用：鼎本来是古代的烹饪之器，相当于现在的锅，用以炖煮和盛放鱼肉。许慎在<说文解字>里说：“鼎，三足两耳，和五味之宝器也。”有三足圆鼎，也有四足方鼎。早的鼎是黏土烧制的陶鼎，后来又有了用青铜铸造的铜鼎。传说夏禹曾收九牧之金铸九鼎于荆山之下，以象征九州，让人们警惕，防止被其伤害。自从有了禹铸九鼎的传说，鼎就从一般的炊器而发展为传国重器。国灭则鼎迁，夏朝灭，1.8米铜鼎，商朝兴，九鼎迁于商都亳（bó）京；商朝灭，周朝兴，九鼎又迁于周都镐（hào）京。

about the origin&function of ding: ding was originally an ancient cooking utensil， equivalent to the pot now，诚信铜鼎， used for stewing&filling fish. xu shen said in shuowen jiezi: ding， three feet&two ears，&five flavors of the treasure also. there are three-legged round tripod&four-legged square tripod. the earliest tripod was pottery tripod made of clay，&later bronze tripod. legend has it that xia yu once took jiu mus gold&cast jiu ding under jingshan mountain to symbolize jiuzhou， so that people are alert to avoid being hurt by it. since the legend of yuzhu jiuding came into being， the tripod has evolved from a common cooker to a traditional heavy one. when the state was destroyed， ding moved， xia dynasty was destroyed， shang dynasty was prosperous， jiuding moved to the capital of shang du bo (b); when the shang dynasty was destroyed， zhou dynasty was prosperous，&jiuding moved to the capital of zhou du ho (h o).