添加剂选自碳酸镁、碳酸钙、氢氧化镁、氢氧化钙和其混合物。
The additive is selected magnesium carbonate, calcium carbonate, magnesium hydroxide, calcium hydroxide, and mixtures thereof.
添加剂选自碳酸镁、碳酸钙、氢氧化镁、氢氧化钙和其混合物。
The additive is selected magnesium carbonate, calcium carbonate, magnesium hydroxide, calcium hydroxide, and mixtures thereof.
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