Different processes for diammonium phosphate (DAP) production are described, with different effects of heat balance, water balance, ammonia balance and neutralization degree control.
阐述生产磷酸二铵(dap)的不同工艺，其热平衡、水平衡、氨平衡与中和度控制的不同情况对装置生产带来的影响。
It indicates under the condition of the same investment, application of straw chemical fertilizer will obtain higher economic benefits than chemical compound fertilizer and diammonium phosphate.
进一步研究还发现，腐熟秸秆与化肥的复混使用可以获得较高的经济效益，其产投比远远高于磷酸二铵和其它普通复混肥。
A new method is set up to determine the water-soluble and available phosphorus in diammonium phosphate by the application of ultrasonic wave to solve the sample.
建立了超声波溶样快速测定磷酸二铵中的水溶性磷和有效磷的方法。
The physical forms in diammonium phosphate are examined and their contents are quantitatively estimated. The calculated results show quite near to the actual analysis.
论述磷酸二铵产品中的物相组成，并对其含量进行定量估算，计算值与产品的实际检测结果很接近。
Then the effects of the impurities in concentrated phosphoric acid on the nutrient content in diammonium phosphate are discussed.
最后分析了浓磷酸中的杂质含量对磷酸二铵产品总养分的影响。
Then the effects of the impurities in concentrated phosphoric acid on the nutrient content in diammonium phosphate are discussed.
最后分析了浓磷酸中的杂质含量对磷酸二铵产品总养分的影响。
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