Among all the leachingtechnologies investigated , acid leaching, ammoniacal leaching and bacterial leaching are emphatically introduced.

重点介绍了溶浸工艺中的酸浸法 、 氨浸法、细菌浸出法等.

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Bacterial leaching is cheap and unpolluting, so more and more people pay attention to it.

而微生物湿法冶金技术由于其经济环保性, 越来越受到关注.

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Bacterial leaching has low cost and little environmental pollution, but low leaching velocity.

细菌浸矿成本低、环境污染小, 但浸出速度慢.

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