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通过我国最大规模８０万吨／年重钙生产线的引进，介绍了英国ＨｙｄｒｏＡｇｒｉ专利商料浆法生产重钙的技术概况、工艺流程设计特点以及主要工艺控制参数。并介绍了该装置的重钙试验报告。
Through the introduction of the largest 800,000 t / a heavy calcium production line in China, this paper introduces the technical overview, process design features and main process control parameters of the HydroAgri patented method in the United Kingdom. The TSP test report of the device is also introduced.