Yuanan phosphate rock; components analysis; P2O5 enrichment;
远安磷矿；成分分析；P2O5富集；
Note:Fertilizer quotas is refers to the pure N quantity and the pure P2O5 quantity.
注：表中施肥定额是指尿素的纯N量和磷酸一铵的纯P2O5量。
The interference of coexistent water with the CO2 and the method for removing the water by P2O5 trap are described.
叙述了共存水对二氧化碳测定的干扰及其用五氧化二磷的脱除方法。
The experiment shows that the optimum addition amount of sodium humate is 2% of P2O5 content in the neutralizing slurry.
通过实验得出腐植酸钠的最佳加入量为中和料浆中P 2o5含量的2%。
Shangsuan phosphate rock of Yunnan province was acidulated by the phosphoric acid about 20% P2O5 produced by hot-process.
采用热法磷酸制成含20% P 2o5左右的磷酸，用以与云南上蒜磷矿进行分解反应。
With the reason analyzed and some measures taken, P2O5 recovery increased to 86.98%, still lower than the designed index.
分析其原因并采取一些措施后，P 2o5回收率提高到86.98%，仍低于设计指标。
On the estimate of phosphate rocks, the content of P2O5 is fundamental while the harmful impurities therein play a more important role.
结果表明：评价磷矿的经济技术指标优劣时，P2O5含量是主要因素，但有时其中的有害杂质影响更大。
The results showed that the decomposition rate increased as P2O5 concentration in phosphoric acid increased and the temperature moved up.
研究结果表明：反应速率常数随温度的升高和磷酸中P2O5质量分数的增加而增加。
The modification of synthesizing processes of phosphates with P2O5 and testing method of the content of monoester and diester were introduced briefly.
简要介绍了使用五氧化二磷作为磷酸化试剂合成磷酸酯的工艺过程改进，以及磷酸单双酯含量检测的常用方法。
The results obtained from XRD and SEM indicate that water-soluble P2O5 in gypsum reduces the rate of transformation from vaterite to calcite and makes crystalline grains smaller and irregular.
射线衍射、扫描电镜分析表明，水溶性P2O5存在降低了碳酸钙晶型由球霞石向方解石转变的速率，并使碳酸钙晶体晶习变坏。
As the major economical and technical indexes in WPA production, sulfuric acid consumption is reduced alone with the decrease in the loss of the water soluble P2O5 in the WPA filtering system.
硫酸消耗是磷酸生产的主要经济技术指标，降低磷酸过滤系统水溶磷的损失是降低硫酸消耗最有效的途径。
The design, operation and problems in the reaction section in the phosphoric acid facility are introduced. The problems lie in the poor crystal of phosphogypsum and low P2O5 recovery of 83.17%.
介绍云峰公司磷酸装置反应工序设计、运行情况及存在的主要问题：磷石膏结晶质量不好，P2O5平均回收率低，仅83.17%。
The results show that both B2O3 and P2O5 can facilitate the formation of phase-separation in glazes, and very low surface tension of the phase-separation droplets facilitates the growth of droplets.
研究表明：B2O3和P2O5能促进分相形成，并且由于分相具有很小的表面张力而使其液滴易于长大。
The results show that both B2O3 and P2O5 can facilitate the formation of phase-separation in glazes, and very low surface tension of the phase-separation droplets facilitates the growth of droplets.
研究表明：B2O3和P2O5能促进分相形成，并且由于分相具有很小的表面张力而使其液滴易于长大。
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