The sampling representative is made based on the individual deviation of phosphate rock by statistical method.

采用统计方法，针对原料磷矿个体差异，解决磷矿采样的代表性。

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The sampling representative is made based on the individual deviation of phosphate rock by statistical method.

采用统计方法，针对原料磷矿个体差异，解决磷矿采样的代表性。

youdao