Phosphate rock is one of the four most important basic chemical commodities.

磷酸盐类的岩石是四种最重要的基本化学商品之一。

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Phosphate rock is the major raw material in the production of Phosphate fertilizer.

磷矿是生产磷肥的主要原料。

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Phosphate rock is the major raw material in the production of Phosphate fertilizer.

磷矿是生产磷肥的主要原料。

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