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分析了贵州省磷复肥产业发展现状以及影响其可持续发展的关键问题。通过对比硫酸法、盐酸法、硝酸法3种湿法磷酸工艺技术路线,结合贵州省资源优势提出走磷-煤一体化模式;对充分发挥硝酸分解磷矿综合利用的特点进行磷复肥产品结构调整作了深入剖析,并对贵州省磷复肥产业发展方向、产品品种、问题解决对策提出了建议。
The status quo of phosphate compound fertilizer industry in Guizhou Province and the key issues affecting its sustainable development were analyzed. By comparing sulfuric acid process, hydrochloric acid, nitric acid three kinds of wet-process phosphoric acid technology route, combined with the advantages of resources in Guizhou Province put forward the P-coal integration model; give full play to the characteristics of comprehensive utilization of nitric acid decomposition of phosphate rock phosphate compound product structure Adjustment made in-depth analysis, and the development of phosphate fertilizer compound industry in Guizhou Province, product variety, problem-solving strategies put forward suggestions.