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- Shortcut Nitrification at Ambient Temperature with Low Aeration Rate and Real-time Control 低曝气量与实时控制下的常温短程硝化研究
- low aeration rate 低曝气量
- The efficiency of enriched oxygen aeration is much higher than that in conventional oxygenic aeration, and there is an optimal aeration rate. 结果表明，富氧曝气的生物降解效能显著高于空气曝气，并且存在最佳的反应时间及气体用量。
- Theoxygen transfer rate increases with aeration rate and rotating speed,with the former parame-ter being the most significantly. 氧传递速率、通气速率均与转达有关，其中通气速丰的影响最为显著。
- Strong expression of TDO was also observed in recombinant E. coli harboring pKVpPV-T (Pvgb, vgb operon, par, tod) or pKVpP-T (Pvgb, par, tod) under low aeration. 含有质粒pKVpPV-T (Pvgb, vgb operon, par, tod) 或 pKVpP-T (Pvgb, par, tod)的重组大肠杆菌中，甲苯双加氧酶在限氧条件下有强表达。
- The optimal fermentation has been obtained under the following conditions: carbon source(2.5% corn cob+2.5% wheat bran), nitrogen(0.2% tryton), inoculation level (four pieces of 0.25cm2), aeration rate (1/3 fermentation liquid volume ) and pH 6.0. 最佳碳源为2.;5%25玉米芯+2
- Abstract In this paper, a design method of loop seal typed recycle device used in CFB boiler is discussed in detail on the basis of structure parameters and air distributor of loop seal as well as external aeration rate and pressure. 针对流动密封阀结构尺寸，布风装置和外部充气量、充气压力的确定等方面，详细探讨了循环流化床锅炉中最常用的流动密封阀（LoopSeal）型返料装置的设计方法。
- When aeration rate is 3 vvm, the content of TUFA and DHA reach to peak. Generally, the content of DHA arrives at its peak in primary logarithmic-growth period, but TUFA does at steady growth period. 高的通气速率有利于TUFA及DHA含量的增加,当通气量为3vvm时TUFA和DHA的含量均达到最大,并且DHA的含量一般在对数生长初期即达到最大,而TUFA含量则在稳定期后才达到最大。
- When agitator speed was 400 rpm and aeration rate was 1.25 vvm, MTG activity reached 5.6 U/mL. It was showed that the level of protease activity could be controlled in the following extraction process. 以1.;2 vvm的通气量和400 rpm的搅拌速率;7 L发酵罐最高酶活可达到5
- The influence of operation mode,operation time, nitrate concentration,aeration rate,sludge load and aeration time on sludge settleability was investigated in sequencing batch reactor(SBR). 分别研究了运行方式、运行时间、硝酸盐浓度、曝气量、污泥负荷及曝气时间对SBR工艺中污泥沉降性能的影响。
- Different DO concentration in aerobic tank 2.8, 1.7, 0.8, 0.5mg/L was obtained by controlling the aeration rates, which was 0.9, 0.6, 0.4, 0.3m3/h, respectively. 设置0.;9;0
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- Phase equilibrium and aeration rate of countercurrent flotation 逆流浮选的相际平衡与充气量
- The singer forced his low notes. 那位歌手勉强唱出低音。
- Keywords packed flotation colunm;frother;aeration rate;model; 充填式浮选柱;起泡剂;充气速率;模型;
- He because of bashful but low head. 他因羞愧而低下了头。
- The ship lay keeled over at low tide. 那艘船因退潮而倾覆。
- My home town lies low in a hidden valley. 我的家乡位于一个隐蔽的山谷里。
- Low grades are getting Hellen down. 低分数使海伦闷闷不乐。
- After a brief rally share fall back to a new low. 股票经过一次短暂回升后回落到一个新的低点。
