The main tasks for the domestic products are the extension and field service.
2
此外,分析了磷复肥生产中存在的主要问题,如:运输、供电、资金。
The main problems with phosphate and compound fertilizer production are analyzed, such as transportation, electric supply and funds.
3
湿法磷酸装置副产磷石膏的综合利用是高浓度磷复肥企业共同关心的问题。
The comprehensive utilization of the by product phosphogypsum from the wet process phosphoric acid plant is an issue of common concern for the high nutrition compound phosphate fertilizer enterprises.