The problems that in the existing method the product quality is low and macroaggregated magnesium sulfate heptahydrate can not be produced are resolved.
解决了现有方法存在的产品质量低及不能生产大颗粒七水硫酸镁的问题。
The problems that in the existing method the product quality is low and macroaggregated magnesium sulfate heptahydrate can not be produced are resolved.
解决了现有方法存在的产品质量低及不能生产大颗粒七水硫酸镁的问题。
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