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- Keywords embedded immobilized nitrobacteria;biological contact oxidation;temperature;nitrification rate;nitrite accumulation rate; 包埋固定化硝化菌;生物接触氧化;温度;硝化速率;亚硝酸盐积累率;
- nitrite accumulation rate 亚硝氮积累率
- Experimental on nitrite accumulation in biological fluidized bed. 生物流化床内亚硝酸积累试验。
- Higher accumulation rate of nitrite is attributed to long sludge age of thermophilic bacterium and integral structure of the reactor. 高亚硝酸盐积累率主要是高温低泥龄和反应器的一体式结构引起的。
- The experiment results showed that at the beginning of operation ,nitrite accumulation occurred due to adaptation to environment and growth lag of nitrobacteria . 试验结果表明:在系统运行初期,由于硝酸菌对环境的适应性和生长的滞后性,暂时出现亚硝酸积累,但伴随硝酸菌适应与繁殖,亚硝酸被完全氧化。
- The most probable number (MPN) measurement showed that the overwhelming quantity of nitrosobacteria immobilized on biofilm was the main reason for stable and high nitrite accumulation in the reactor. 最大可能计数法（MPN）测定发现，亚硝化菌在数量上的绝对优势是反应器能始终保持高效稳定的亚硝氮积累的主要原因。
- Film- covered can respectively increase the average and fastest accumulation rate of dry matter by 21.6, 21.8 percent, and increase the biological yield by 22 percent. 干物质平均累积速率、最快累积速率分别提高21.;6%25和21
- Wetland has high Hg accumulation rate and methylation capacity.In wetland, redox condition and abundant organic carbon are favorable to methylation of Hg. 湿地具有较高的汞累积速率和甲基汞生产能力，湿地的氧化-还原条件和丰富的有机碳有利于汞的甲基化。
- The distri bution of pyrite and siderite is apparently related to sediment accumulation rate,with frequent appearance of siderite in the lower part of the para sequence . 自生的黄铁矿/菱铁矿比与沉积物堆积速率之间存在一定的联系。
- The main results were as follows: based on the starch accumulation rate of the tested wheat cultivars, three different soil textures were arranged in the order of loam>clay>sandy. 结果表明：壤土上淀粉积累速率最大，粘土上次之，砂土上最小。
- Results showed that whatever fertilization practices in this study could promote nitrogen uptake,improve the N accumulation rate and increase its remobilization to fruit. 在施等量氮素养分条件下,草莓器官的氮素吸收状况对不同氮肥品种反应不一。
- The thickness of the mud deposit reaches the greatest in the east end ofShandong Peninsula, i.e., around 30 m, whilst the accumulation rate is very small,only of the order of mm/a. 泥质沉积的厚度以山东半岛东端最大，约30m。
- By systematic analysis on some key elements and factors in department economic growth, this paper put forward a feasible economic control model and get the optimal accumulation rate of department economic growth by the optimum principle. 本文在系统分析部门经济发展的各要素及因素后，建立了可行的经济控制模型；并利用最优性原理得到了部门经济发展最优积累率。
- Exoterically the annual thickness indicates the accumulation rate of cave secondary carbonate and has the positive relations with precipitation, so they are both used as precipitation proxy. 年层厚度指标指示次生碳酸盐的年沉积速率，一般上它与降水成正相关关系，反映降水的变化；
- Keywords immobilized nitrifier;reacting velocity;DO;nitrite accumulation; 包埋固定化硝化菌;反应速率;DO;亚硝酸盐积累;
- total nitrite accumulated amount 累积总量
- At this rate we won't be able to afford a holiday. 照这样下去，我们不会有时间／钱去度假的。
- The organic carbon accumulation rates indicate that the paleoproductivity increased in the northern SCS and decreased in the southern SCS during the past 900 years. 有机碳分析南海北部近900年来古生产力呈上升趋势,南部则为下降趋势。
- The N application of later-date-emphasized increased amylose and amylopectin accumulating rate. 侧重后期施氮处理有利于提高直、支链淀粉积累速率。
- Higher CO 2 concentr ati on increased use efficiencies of N and P (NUE and PUE), but did not affect relat ive nitrogen and phosphorus accumulation rates (RNAR and RPAR). CO2 浓度升高 ,氮磷利用效率 (NUE和PUE)提高 ,而对相对氮磷累积速率 (RNAR和RPAR)影响不大。
