对硫基氮磷钾高浓度复合肥生产工艺进行了研究，介绍了硫酸钾的转化率、料浆性质和产品性能。
The production technology for high-concentration sulphur-based NPK compound fertilizer is researched and conversion of potassium chloride, slurry and product properties are discussed.
介绍湖北宜都星原化工有限责任公司利用硫基氮磷钾装置生产各种规格烟草专用肥的操作和工艺控制。
The production and process control of specialty fertilizer for tobacco in S-based NPK plant, achieved in Xingyuan Chemical Co. , Ltd, is presented.
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