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1)  phosphorous ratio
磷比
1.
Based on the confirmation of existence of the chemical phases of Zn2Fe(PO4)2·4H2O and Zn3(PO4)2·4H2O,the intensities of the Zn2Fe(PO4)2·4H2O phase(100) and Zn3(PO4)2·4H2O phase(020) were obtained and phosphorous ratios in phosphide covering membranes of the samples were calculated for phosphate ratio control in the process flow of the coverin.
4H2O的(020)衍射峰的计数强度,计算出样品磷化膜的磷比,从而判断出磷酸盐配比是否达到工艺要求。
2)  N/P ratio
氮磷比值
1.
According to the monthly data collected from April 2000 to April 2001,the distribution of N/P ratio and its limitation to the growth of phytoplankton in the Sanya Bay are discussed adopting the standard which was founded to assess the stoichiometric limitations of nutrients (Justic, et al .
根据 2 0 0 0年 4月— 2 0 0 1年 4月的监测资料 ,采用Justic等[1 ] 建立的评估海水营养盐化学计量的限制标准 ,讨论了三亚湾氮磷比值分布及其对浮游植物生长限制的出现率。
3)  N/P Ratio
氮磷比
1.
Growth of Platymonas helgolandica var.tsingtaoensis,Cylindrotheca closterium and Karenia mikimotoi and their survival strategies under different N/P ratios.;
不同氮磷比率对青岛大扁藻、新月柱鞘藻和米氏凯伦藻生长影响及其生存策略研究
2.
were studied under different N/P ratio,and the algal batch culture experiments was conducted.
)在不同氮磷比培养条件下的生长特性和藻间竞争作用,探讨了氮磷含量及其比值对赤潮爆发的影响机理。
3.
In this paper, the effects of different N/P ratio on the relationship of P metabolism between M.
以铜绿微囊藻及其附生假单胞菌X菌株为研究对象,研究了不同氮磷比对铜绿微囊藻和假单胞菌之间磷代谢的影响。
4)  N/P
氮磷比
1.
EFFECT OF N/P RATIO ON THE GROWTH OF A RED TIDE DIATOM SKELETONEMA COSTATUM;
不同氮磷比对中肋骨条藻生长特性的影响
5)  ratio of P to N
磷氮比
6)  phosphorus distribution ratio
磷分配比
补充资料:碳氮磷比
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CAS号:

性质:生活污水、工业废水、出水、受纳水体和污泥中有机碳与营养物氮、磷的比率。掌握好三者的比例与平衡,对取得最佳的废水净化效果具有重要意义。有生命的物质中碳、氮、、磷的平均比率为106:10:1。在废水生物处理中,比率通常以BOD5:N:P表示,并按氮与磷的最小含量计,合适的比率为100:5:1。氮量不足时可添加铵盐或硝酸盐,磷量不足时可添加磷酸盐。

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