unleachable

常见例句

• Microbe pretreatment is a high effective way of dealing with such an unleachable gold ore.It's through microbe catalysis to dissolve metal sulfide which contain gold grain then make gold exposure.
  微生物氧化预处理是一种卓有成效的处理这种难浸金矿石的方法,它通过微生物的催化作用,使那些包裹金颗粒的金属硫化物溶解,达到暴露金的目的。
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