Test results showed that use of ammoniacal solution pretreatment can effectively remove copper, and thus alleviating negative effect of copper on leaching of gold.
结果表明：采用含氨溶液预处理除铜，有效地排除了铜对氰化浸金的影响。
Test results showed that use of ammoniacal solution pretreatment can effectively remove copper, and thus alleviating negative effect of copper on leaching of gold.
结果表明：采用含氨溶液预处理除铜，有效地排除了铜对氰化浸金的影响。
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