According to the mechanism of biological dephosphorization, the efficiency of removing phosphorus related to content and removal of organic substance.
按照生物除磷的机理，除磷效率的高低与基质中易降解有机物的含量及有机物的去除密切关联。
The families with great P efficiency have great height growth rate, high productivity and extensive lateral root system under low phosphorus stress and low sensitivity to phosphorus supply.
磷效率高的家系具有在低磷胁迫下苗高生长量大、干物质积累能力强、须侧根发达及对磷肥投入敏感性低等特点。
Phosphorus utilization efficiency and phosphorus retention coefficient attained optimal levels at 0.89% and 1.26% total dietary phosphorus by analysis, respectively.
分析发现，饲料总磷含量为0.89%和1.26%时，磷的利用效率和磷沉积系数分别达到最佳水平。
The phosphorus use efficiency was not related to the ability to tolerance phosphorus deficiency and sensitivity to phosphorus application.
品种的磷利用效率同耐缺磷能力和对加磷反应敏感性无关。
Plant phosphorus content and phosphorus uptakes were increase with increase of phosphorus concentration, but plant phosphorus use-efficiency was reducing.
随着液体磷浓度的增加，植株磷含量和磷吸收量相应增加，而植株磷利用效率相应减少。
Under the low phosphorus condition, APA raised and had a most significant correlation relation with phosphorus efficiency.
低磷条件下，APA增加，且与磷吸收效率呈极显著正相关关系。
In the paper, to improve the reclamation rate of wastewater, the process and efficiency of submerged membrane bioreactor for removing phosphorus in wastewater were studied.
为了提高废水的回收利用率，考察了应用淹没式膜生物反应器处理含磷污水的工艺流程及效果。
The influence of influent nitrate on phosphorus removal efficiency of phosphate reduction systems under anoxic and aerobic condition was studied by changing the concentration of influent nitrate.
通过改变进水硝酸盐浓度，考察了硝酸盐对缺氧和好氧两种不同氧环境下的磷酸盐还原系统除磷效能的影响。
The phosphorus transport and removal efficiency were analyzed on the basis of bank buffer strips model test in laboratory.
通过模拟试验分析改进后堤岸缓冲带对磷素运移规律及其去除效应的影响。
The iron electrode has been used for studying the changes of electric current efficiency and total phosphorus removing rate in the process of treating polluted seawater by electrocoagulation.
采用铁电极对电絮凝工艺处理受污染海水过程中电流效率和总磷去除率的变化进行了研究。
The removal efficiency of nitrogen (N) and phosphorus (P) from three kinds of eutrophicated water by terraneous ornamental foliage plant-beet on floating-beds was researched under low temperature.
以陆生观叶植物红叶甜菜为材料研究其对不同富营养化水体氮磷的去除。
The anaerobic tank which is set before the UNITANK process improves nitrogen and phosphorus removal efficiency efficiently.
由于在UNITANK工艺前端增设了厌氧池，有效提高了UNITANK工艺的脱氮除磷效果。
Its shortcomings include harsh restriction for suspended solid in influent, low phosphorus removal efficiency, high water-head loss and the height of lifting sewage.
但同时也存在对进水悬浮物要求较高，磷去除率低，水头损失大，污水提升高度大等问题。
The possibility of improving efficiency of COD and phosphorus removal was studied, with comparison of difference of COD and phosphorus removal between ordinary biology and electrode-biology reactor.
为了探明外加电场条件下提高生物反应器去污除磷的可能性，试验中比较了普通生物反应器和外加电场生物反应器去污除磷效果的差别。
To study the relationships between the co-immobilized nitrifying bacteria and Chlorella system and the remove efficiency of nitrogen and phosphorus in waste water.
探讨共同固化硝化细菌与小球藻体系生物量变化与去除氮磷效果的关系。
The removal efficiency of nitrogen and phosphorus were 30.4% and 19.13%, respectively. And the next were cattails and Umbrella Plant. The removal effect of calamus was the worst.
其中，美人蕉对总氮和总磷的去除效果较好，其去除率分别是30.4%，19.13%，其次为香蒲和伞竹，效果较差的是菖蒲。
The effects of solid oxygen and gaseous one on desiliconization pretreatment efficiency and temperature drop of high phosphorus content hot metal were experimentally studied.
在实验室试验研究了固体氧和气体氧对高磷铁水预脱硅效果及温降的影响。
Technological process and efficiency of the fertilizer potassium metaphosphate from phosphorus, phosphoric acid or phosphate fertilizer and potassium chloride were introduced.
介绍用元素磷 （或磷酸或磷肥 ）和氯化钾生产偏磷酸钾肥料的工艺及产品肥效。
Discrepancy in TN and TP removal efficiency by duckweed treatments may be due to a difference between nitrogen and phosphorus removal mechanisms.
不同浮萍处理对TN、TP去除效果的不同可能是由于氮、磷去除机制不同所致。
The effects of submerged plants on the purification efficiency of nutrient contaminations and phosphorus concentration in sediment were studied by using constructed pony enclosures.
通过在污水中加入示踪剂 ，研究了人工湿地的水力学特点及其对污水净化效果的影响规律 。
The removal efficiency of BOD, COD, SS, nitrification and phosphorus are given in theory.
理论上给出了这个流程中BOD、COD、SS的去除率及脱氮除磷的效率。
This paper studied the effect of phosphorus supplied on growth development, yield, photosynthesis and water use efficiency of winter wheat under condition of irrigating limited.
研究高产条件下灌水时期和灌水量对小麦的耗水特性和籽粒蛋白质组分含量的影响，为小麦节水高产优质栽培提供理论依据。
COD removal efficiency in the aerobic unit was the biggest factor affecting power consumption, followed by nitrogen and phosphorus.
而好氧单元中COD的去除率是影响电耗的最大因素，其次是氮、磷平衡率。
So far, there is no high-efficiency and low-energy consumption, pollution-free waste water treatment technology with sludge reduction and nitrogen and phosphorus removal.
迄今为止，尚无一种集污泥减量与同时脱氮除磷为一体的高效低能耗、无污染的废水处理技术。
The research on organic phosphorus is indispensable and conditional techniques can't reach ideal goal because of high cost, second-pollution, long treatment-time and low efficiency.
因此，对于有机磷农药废水降解的研究势在必行，但是，传统的处理方法由于成本费用较高，容易引起二次污染，处理周期长，效果低等原因而不能达到理想的要求。
The research on organic phosphorus is indispensable and conditional techniques can't reach ideal goal because of high cost, second-pollution, long treatment-time and low efficiency.
因此，对于有机磷农药废水降解的研究势在必行，但是，传统的处理方法由于成本费用较高，容易引起二次污染，处理周期长，效果低等原因而不能达到理想的要求。
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