铅，汞，镉，硝酸盐和铜污染了这条河，影响了居住在该地区500多万人民的饮水供应。
Lead, mercury, cadmium, nitrates and copper all pollute this river and affect drinking water supplies for the over 5 million people living in the area.
黑龙江省多宝山-宽河成矿带铜金矿产十分丰富。
The Duobaoshan-Kuanhe metallogenic belt is abundant in copper and gold resources.
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