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- Influence of Different Carbon Source and Ratio of Carbon and Nitrogen For Water Denitrification 不同碳源及其碳氮比对反硝化过程的影响
- Ratio of carbon and nitrogen 碳氮比
- Influence of ratio of carbon to nitrogen(C/N) and nitrogen source on denitrification effect in the subsurface constructed wetland were researched. 研究了C/N及氮源形式对潜流式人工湿地脱氮效果的影响。
- Utilization of carbon and nitrogen nutrients by mycorrhizal fungi in oak forest. 柞树林下菌根真菌对碳、氮营养的利用。
- Purine: Any of a class of heterocyclic compounds with a two-ring structure composed of carbon and nitrogen atoms. 嘌呤:嘌呤是对由碳、氮原子组成的双环结构的杂环化合物的统称。
- Schemes to solve the viscosity problem are proposed and the effects of carbon and nitrogen sources on the production of xanthan gum are discussed. 阐述了解决黏度问题的工艺方案,讨论了碳源和氮源对黄原胶产量的影响,指出了分批流加工艺在黄原胶发酵中的重要性。
- The proper organic compound producing carbon black should have higher content of carbon and higher ratio of C/H. 适宜的产炭有机物不仅含碳量高,还应该具有较高的C/H比。
- Carbon dioxide consists of carbon and oxygen. 二氧化碳是由碳和氧组成的。
- Influences of carbon and nitrogen sources on Pseudomonas putida S1 dry weight and on the activity of intracellular trehalose synthase,were studied in shaking flask scaled Fermentation. 采用摇瓶发酵法研究了不同碳源、氮源对恶臭假单胞菌S1干重和胞内海藻糖合成酶酶活力的影响。
- Cultural characteristics of Frankia The cultural characteristics, and effects of carbon and nitrogen sources, pH, temperature on three Frankia strains were studied by microscopic examination and protein content detected by modified Bradford method. Frankia菌培养特性的研究。 通过形态观察和Bradford改良法测定菌体蛋白含量,研究了3个菌株的培养特性和碳源、氮源、pH值及温度对它们生长的影响。
- The studies on the biogeochemistry of carbon and nitrogen, carbon and nitrogen cycle in forest ecosystems, or photosynthates supply for nitrogen assimilation and metabolism of plant indicated that carbon and nitrogen could influence each other. 不论探讨碳与氮之生物地质化学,或森林生态系碳与氮养分循环,甚至整株植物产生光合产物供给氮同化与代谢所需,都显示碳与氮彼此能相互影响。
- Carbon dioxide consists of carbon and oxygen. 二氧化碳是由碳和氧组成的。
- Analyzing archaeological remains of bone and hair for their abundances of the stable isotopes of carbon and nitrogen (carbon 13 and nitrogen 15) can provide information about a person's diet. 从考古遗址出土的遗骸,分析骨头、毛发中碳13、氮15等稳定同位素的丰度,可以得到有关饮食的资讯。
- It is pointed out that the rare earths accelerate the diffusion of carbon and nitrogen atoms, and the formation of nitride, carbide and carbonitride through direct and indirect actions. 指出稀土是通过直接和间接作用来加速氮、碳的扩散与氮、碳化物的形成。
- Carbon dioxide is made up of Carbon and oxygen. 二氧化碳是由碳和氧组成的。
- The effects of the atomic ratio of carbon and zirconium and the flowrate ratio of hydrogen and argon in the coating gas on the characteristics and structure of ZrC coating layer were studied. 研究表明碳化锆镀层的密度随沉积温度而变化,反应气体中碳锆的原子数比值和氢氩流量比值影响碳化锆镀层性能和结构。
- The effects of carbon and nitrogen sources on the added methane oxidation and the population methane\|oxidizing bacteria in marine\|fluvigenic yellow loamy paddy soil were studied. 结果表明,加入不同碳素或氮素物质对黄松田土中甲烷氧化菌种群的数量变化无显著性影响,但对土壤氧化外源甲烷活性却具有显著性影响。
- Bai J H,Deng W,Zhu Y M et al.Spatial distribution characteristics and ecological effects of carbon and nitrogen of soil in Huolin River catchment's wetland[J].Chin.J.Appl.Ecol.,2003,14(9):1494-1498. [3]白军红;邓伟;朱颜明;等.;霍林河流域湿地土壤碳氮空间分布特征及生态效应[J]
- Metabolism of carbon and nitrogen 碳氮代谢
- concentration of carbon and nitrogen sources 碳氮源浓度