The industrial test of diaphragm pulp pump is described and a practicable method for the on site determination of the efficiency of diaphragm pulp pump system is provided.

介绍了隔膜式浆体泵的工业试验情况。并对生产现场隔膜式浆体泵系统效率测定，提供了一种可行的方法。

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Under the condition of producing qualified nickel concentrate, the increase of nickel recovery is limited in a bench test and commercial test by strengthening pulp dispersion and desliming.

针对矽酸盐型镍矿石采用目前成熟的浮选方法回收其中的镍，在产出合格镍精矿的前提下，通过强化矿浆分散、脱泥的小型试验和工业试验，镍回收率提高有限。

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The extensive test indicated that the resin selected was better for the extraction of gold by the resin-in-pulp process and that the elution conditions determined were suitable.

扩大试验的结果证明，本工作为树脂矿浆法提取金选择了较好的树脂，确定了较适宜的解吸方案及解吸条件。

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The oil multinational hopes its improved trees, now growing in test sites in Uruguay and Chile, will prove a boon to the pulp and paper industry.

ECONOMIST: Genetic engineering: Gone is the forest primeval | The