Data preprocessing technique may have a direct influence on the data mining effect.

而数据预处理技术的好坏直接影响数据挖掘的结果。

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The experiment result indicates that it has good mining effect in processing the mixing type data.

实验结果表明，该方法在处理混合类型数据时具有良好的挖掘效果。

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From the practical mining effect, it is obvious that the loss and dilution rates are too large, and production ability is low.

从实际开采效果看，矿石的损失贫化较大，矿块生产能力较低。

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"Sanctions have had a real effect on the performance of our industries, mining manufacturing, we can't get spare parts, we can't get credit lines and we are blocked in regard to aid from the World Bank and IMF."

VOA: standard.2009.09.12

Last year's mining law in effect expropriated ownership of land from private miners.

ECONOMIST: From a royalties bill, the strong rand and lawsuits

The company said it did not expect the incident to have an effect on mining and milling activities.

BBC: Freeport's Grasberg copper mine

These hikes, according to Joaquin Vespignani of Barclays Capital, have no effect on the mining industries, which sell and borrow abroad.

ECONOMIST: Petri-dish economies