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- The soil urease activity and the number of ammonium oxidizing bacteria tend to increase by the continuous cropping years. 随着栽培年限的增加,土壤脲酶活性与氨氧化细菌数量有增大的趋势。
- Also the results from the experiments of combination of Thiobacillus ferrooxidans and Manganese oxidizing bacteria prove that bacteria can strengthen the reaction and have a period of accommodation. ferrooxidans菌和锰氧化菌联合软锰矿脱硫实验结果表明;细菌对软锰矿脱硫存在强化作用; 锰氧化细菌促进脱硫存在适应期;T.
- The anodic electrocatalysts for methanol oxidation were the key in direct methanol fuel cells. 甲醇阳极电催化剂是影响直接甲醇燃料电池性能的关键技术之一。
- The Pt/CNT/C electrode shows high electrocatalytic properties for methanol oxidation. 所制备的Pt/CNT/C电极对甲醇氧化中表现出很高的电催化活性。
- ferrous-manganese oxidizing bacteria 铁-锰氧化细菌
- heterotrophic ammonium oxidizing bacteria 异养亚硝化细菌
- The technique of dimethyl carbonate (DMC) synthesis through liquid phase methanol oxidative?carbonylation was developed by ENI in the early 80s. 液相法甲醇氧化羰基化合成DMC工艺,已于80年代初经ENI公司开发成功。
- iron and manganese oxidizing bacteria 铁、锰氧化细菌
- The methanol oxidation reaction at Pt-Ru/CNT/C electrode is still controlled by diffusion process though it is complexity. 研究表明甲醇在Pt-Ru/CNT/C电极上的反应过程复杂,但整个过程仍受扩散控制。
- nitrite oxidizing bacteria (NOB) 硝化菌(NOB)
- The study on reaction kinetics for methanol oxidation on the fresh and high temperature aged Pt catalyst showed that the expression in kinetics network was changed. 甲醇氧化反应动力学研究表明,甲醇在新鲜和高温热老化的铂催化剂上,反应动力学网络表示式是有区别的。
- sulfide oxidizing bacteria (SOB) 硫化物氧化菌(SOB)
- The electrochemical behavior of the methanol oxidation on the platinum electrode with different concentration H2SO4 solution was studied by using cycl ic voltammetry. 用循环伏安法研究在不同酸度的硫酸钠溶液中,甲醇在铂电极上氧化的电化学行为。
- The results of electrochemistry Circle Volt-ampere tests show that that Ru02-TiO2 has catalytic activity for methanol oxidation, Ni-Al2O3 perpetrated by anode oxidation method has obvious catalytic activity. 电化学循环伏安测试表明,RuO_2-TiO_2催化剂显示了一定的催化活性,采用阳极氧化法制备的Ni-Al_2O_3对甲醇表现出较为明显的催化活性,Pt/C催化剂粉体的电催化活性最强。
- Although perovskite and non platinum anode catalysts are less cost,their electro catalysis activities in methanol oxidation and stabilities in acid medium have to be improved for further work. 铂基钙钛矿类和非铂基催化剂的成本低,但需要进一步解决在酸性介质中的寿命短和活性低的问题。
- Isolation of an Acidophilic Sulfur Oxidizing Bacterium 一株嗜酸硫氧化菌的分离
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- Methanol oxidation to formaldehyde catalyst 甲醇氧化制甲醛催化剂
- Study on catalysts for methanol oxidation reforming 甲醇氧化重整催化剂的研究
- Bacteria are too small to see with the naked eye. 细菌太小,肉眼看不见。