... ladle 熔融金属罐 lake copper 湖铜 large capacity coke oven 大容积焦炉 ...
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The vertical distribution of lead, cadmium, copper, zinc and iron has been investigated in the sediments of East Lake, Wuhan.
采集东湖柱状沉积物，分析了铅、镉、铜、锌、铁等金属元素的垂直分布特征。
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