查询词典 L.
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Under the optimum conditions, the linear range of the method was 0-80 μg/L. The detection limit was 4.58×10^(-7) g /L.The catalytic reaction was the zeroth order one. The apparent activation energy and the reaction rate constant was found to be 96.04 kJ/mol and 3.61×10^(-3)/s, respectively. The sensitivity was increased by 3 times in the presence of surfactant.
在最佳实验条件下,方法线性范围为0~80μg/L,检出限为4.58×10^(-7)g/L;催化反应为动力学零级反应,表观活化能为96.04kJ/mol,反应速率常数为3.61×10^(-3)/s;反应在表面活性剂存在下,灵敏度提高3倍。
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In the load forecast method based on the ANN, all load data should be normalized firstly, and then accessional momentum method are compared with L-M Back Propagation algorithm in efficiency and precision, at last L-M Back Propagation algorithm is winner due to its better forecast effect.
在基于神经网络的负荷预测方法中,首先对数据进行归一化处理,然后分别采用附加动量法和L-M 规则修正的误差反向传播算法,并对两种算法的计算速度和精度进行了比较,最终采用预测效果较好的L-M 规则修正的误差反向传播算法进行负荷预测。
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The observation of SEM, EDAX and IR analysis showed that the conformation of MPPE was changed, the surface and section of MPPE were rough and accidented, the specific surface area of MPPE was increased, and magnetic powders, HAP and other additives were separated in polyethylene polymer. The removal rates of Phenol by using PPE and MPPE were 82%, 93%, the removal rates of TOC could reach 78%, 89% respectively, when the phenol wastewater at 120mg/L concentration was treated with aerated process for 14 hours. The removal rates of Phenol were 85%, 90%, the removal rates of TOC reached 80%, 86% respectively when the phenol wastewater at 350mg/L was treated for 35 hours. The weight of biofilm formation on MPPE was 64% and 34% higher than that on PPE at this two wastewaters.
质量浓度为120mg/L的含苯酚废水在好氧生物填料柱中处理14 h后,PPE和MPPE对苯酚去除率分别为82%和93%,TOC去除率分别为78%和89%;质量浓度为350mg/L的含苯酚废水处理35h后苯酚去除率分别为85%和90%,TOC去除率分别为80%和86%;两种不同质量浓度的含苯酚废水降解后MPPE上微生物挂膜量分别比PPE提高约64%和34%。
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The optimum initial substrate concentration for cultivation of inoculum was 8%.The optimum conditions for batch fermentation were 0.04vvm of air flow,5.8 of pH value.The fed-batch fermentation showed that the productivity of Klebsiella pneumoniae CICC 10011 was better than K.pneumoniae CGMCC 1206.The maximum concentration of 2,3-butanediol and acetoin was 103.38 g/L (90.98 g/L of 2,3-butanediol),and the yield reached 82.2%of its theoretical value.The fermentation conditions for K.pneumoniae.
确定种子培养的最适初始底物浓度为8%;间歇发酵的条件为:微氧发酵,通气量为0.04vvm,pH值为5.8;通过批式流加发酵实验表明:Klebsiella pneumoniae CICC 10011的代谢产2,3-丁二醇能力要远高于K.pneumoniaeCGMCC 1206,2,3-丁二醇最高浓度达90.98g/L,2,3-丁二醇与乙偶姻浓度之和最高达103.38g/L,转化率为理论最大值的82.2%,其发酵工艺还有待于进一步优化。
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The effects of 20~100 mg/L MS-222,Tricaine Methanesulphonat,were tested at water temperature 15~25 ℃ on two species of sturgeons,Acipenser sinensis and A.schrenckii.
以20~100 mg/L的MS-222在水温15~25℃条件下对中华鲟和施氏鲟(A.schrenckii)的麻醉效果进行试验,中华鲟或施氏鲟分别达到不同程度的麻醉状态甚至出现死亡。30~40 mg/L的MS-222具有较好的麻醉效果,鱼的活动量明显下降,可保持镇静并维持身体平衡和正常体位,麻醉48 h后,在清水中数分钟内可恢复正常游动状态,适合于长途运输。50~100 mg/L的MS-222对中华鲟和施氏鲟具有较强的麻醉作用,适合于进行短时间的操作,如捉拿、称重、测量、外科手术、体外标记等。
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The toxicity test showed that the aconitic steep had high effects of contact toxicity and lethal toxicity against Calospilos suspecta, with a contact toxicity LC50 of 6.1235mg/L and lethal toxicity LC50 of 22.4905mg/L, and without antifeedant activity and fumigant poison.
毒力测定结果表明,附子浸渍液对五龄期卫矛尺蠖具有较强的触杀作用和毒杀作用,触杀中浓度LC50为6.1235mg/L,毒杀中浓度LC50为22.4905mg/L,无拒食作用和熏蒸作用。
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The gel (600mg/L HPAM, 50mg/L AlCA) keeps its complex viscosity as about 400mPa·s when aged at 50℃ for 2 months, which indicate that HPAM-AlCA weak gel is suitable for application in middle temperature and has excellent properties and low cost.
HPAM—AlCA凝胶在80℃下老化时,其强度将迅速下降,在50℃老化时仍可保持良好的交联效果,组成为600mg/L HPAM+50mg/L AlCA+1.5%NaCl的凝胶经50℃老化2个月后,复粘度达近400mPa·s。
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Results of P-uptake experiments show that 11 isolates have denitrifying and P-uptake ability, and JB2 and JB3 identified as Pseudomonas and Alcaligenes have the best P-uptake ability. After 8 h, 13.76 mg/L and 11.85 mg/L PO(superscript 3- subscript 4)-P can be removed.
结果表明有11株菌均具有不同程度反硝化吸磷能力,其中假单胞菌属的JB2和产碱菌属的JB3脱氮除磷效果最好,8h后磷的去除量分别为13.76mg/L和11.85mg/L。
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The polymer particles have linear response to aminoacetic acid from 5.0×10-6 to 7.0×10-5 mol/L with a correlation coefficient of 0.997 3, a detection limit of 1.4×10-6 mol/L and a recovery ratio in the range of
聚合物颗粒悬浮液的相对荧光强度对氨基乙酸的浓度为5.0×10-6~7.0×10-5 mol/L时有线性响应,线性相关系数为0.997 3,检测限为1.4×10-6 mol/L,回收率为
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L-Arg, L-NNA and aminoguanidine had no effect on the iNOS mRNA expression.
而L-Arg、NOS抑制剂L-NNA及氨基胍均不影响胰腺组织iNOS基因水平的表达。
- 相关中文对照歌词
- L.A., L.A. (Kuwait Mix Marley Marl)
- L-L-Lies
- Eazy-Chapter 8 Verse 10 (B.U.L.L.S.H.I.T.)
- L'hymne A L'amour
- L.O.U.D. L.O.U.D.
- L-L-Love
- A L'Assaut (Des Ombres Sur L'O)
- L.I.L.Y.
- H-E-L-L-O
- F.E.E.L.I.N.G. C.A.L.L.E.D. L.O.V.E
- 推荐网络例句
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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.
每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。
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Maybe they'll disappear into a pothole.
也许他们将在壶穴里消失
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But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.
但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。