Calcium carbonate especially for high - quality cigarette paper was manufactured by precipitation process.

在传统轻质碳酸钙生产的基础上,制备了 高档 卷烟纸专用沉淀碳酸钙.

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Tomorrow, the precipitation process will be weaken gradually.

明天起, 降水过程将逐步减弱.

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Coagulation - precipitation process is used to recover protein from waste fermentation liquor in pharmaceutical plant.

采用凝聚沉降法从制药厂废醪中回收蛋白质.

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Therefore , the nonionic surfactant can effectively intensify the seeded precipitation process of sodium aluminate solution.

非离子型表面活性剂能有效强化铝酸钠溶液晶种分解过程.

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