However, compared with jinchuan ore - bearing intrusion, jianchaling ultrabasic intrusion formed by magma simple emplacement, and magma fractionated weakly with lower content of nickel and sulphur.

而与赋存超大型镍铜硫化物矿床的金川岩体相比，煎茶岭超基性岩体为岩浆一次侵位形成，分异程度小，镍、硫含量较低。

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The dissolution of ore, oxidization of sulphur, interference of coexisted elements, conditions of elution are groped.

对矿样的溶解、硫的氧化、共存元素的干扰、洗脱条件亦作了研究。

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The effects of magnetic treatment on flotation behavior of primary porphyry copper-sulphide ore and high sulphur secondary copper-sulphide ore were investigated.

研究了磁化处理对斑岩型原生硫化铜矿和高硫次生硫化铜矿浮选的影响。

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