In this paper introduces influential factor of output and quality of carbon dioxide and analyzes it.

介绍影响液体二氧化碳产品质量和产量的因素,并分析其原因.

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The synthesis principle, method and influential factor of spherical magnesium carbonate were discussed in this paper.

本文探讨了以白云石为原料合成球状碳酸镁的原理 、 方法及影响因素.

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