The S-NPK is a high concentration ternary phosphate compound fertilizer warmly welcomed by the farmers which is developed in China and features low energy consumption and low production cost.
NPK低氯复合肥是我国自行开发，能耗低、成本低，深受农民欢迎的高浓度三元磷复肥。
The S-based NPK capacity enlargement leading to the increase of phosphogypsum in phosphoric acid production, mechanical faults occurred to the twin screw conveyor.
由于S NPK装置扩能，使磷酸生产的副产品磷石膏增加，致使输送磷石膏的双螺旋输送机常发生故障。
The production and process control of specialty fertilizer for tobacco in S-based NPK plant, achieved in Xingyuan Chemical Co. , Ltd, is presented.
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。
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