nitrogen transformation的例句大全

Several main influencing factors of nitrogen transformation in the artificial wetland ecosystem were introduced briefly.

简要论述了人工湿地生态系统氮转化的几种主要影响因素.

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With the help of laboratory and thermodynamic simulation, the relation of nitrogen transformation with calcium and magnesium variation during wastewater infiltration in soil water system is studied.

通过室内土柱试验和化学热力学模拟，讨论了污水入渗过程中氮迁移转化对水土系统钙镁迁移的影响。

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Relationship between Physical Properties of Eroded Soil and Nitrogen Transformation

侵蚀土壤物理性质变化及其与土壤氮素迁移转化的关系

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Wang Long structure with the status quo of power plant equipment, technical transformation into low-NOx combustion system, nitrogen transformation, transformation of boiler heating surface of the tail, SCR system transformation in three parts.

结合旺隆电厂设备结构现状，脱硝技改分为低氮燃烧系统改造、锅炉尾部受热面改造、SCR系统改造三个部分。

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The results indicated that nitrobacteria, which were isolated from the high available nutrient content soil, had great ability of ammonium nitrogen transformation; the ammonium nitrogen transformation nitrobacteria may be survival in such soils. 2.

即速效养分含量较高土壤中的硝化细菌对铵氮的转化能力强，该土壤中可能生存着对铵氮转化能力强的硝化细菌。

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effects of organic materials on nitrogen transformation in flooded paddy soil

有机碳源物对淹水土壤中氮素转化的影响

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the effect of temperature and moisture on soil carbon and nitrogen transformation

温度和水分对土壤碳、氮转化影响的研究

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Co-composting in low C/ N of 15, 20 and 25 using poultry manure, municipal solid waste and corn straw as raw composting material were conducted to validate the possibility of composting in low C/ N. Nitrogen transformation were determined at different composting stages.

以鸡粪、城市生活垃圾和秸秆为原料，在C/N比分别为15,20和25的情况下进行堆肥，并根据氮素的变化研究在低C/N情况下进行堆肥的可能性。

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A Preliminary Study on the Dynamics of Nitrogen Transport and Transformation in Soils under the Conditions of Irrigation with Sewage Effluent and Fertilization

污水灌溉与施肥条件下氮素在土壤中迁移转化动态的初步研究

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the cl-could distinctively restrain the transformation and nitrification of ammonium nitrogen under 60% field capacity in pb or cd polluted soils, but the capability of restraint would drop at a large degree under water flooding.

铅、镉污染水稻土上，60%田间持水量下，Cl~-能显著抑制铵的转化和硝化，但淹水条件下，这种抑制作用大大降低。

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Effects of nitrogen supply level on microbial transformation of amino sugar in a mollisol amended with maize straw

不同供氮水平对施用玉米秸秆后黑土氨基糖转化的影响

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experimental research on the transformation of pyrrolic-nitrogen in coal during combustion by means of model compounds

傅立叶红外光谱法对煤中吡咯型氮的热解规律研究

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Mediate Temperature Transformation on Grain Boundaries of High Nitrogen Austenite

高氮奥氏体晶界处中温分解研究

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nitrogen and phosphorus transformation in composting of oxidation pond sludge

氧化塘底泥堆肥过程氮磷及重金属变化研究

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The establishment of wetland biogeochemistry process model, as well as the simulation of spatial and temporal transformation, the research of the biogeochemistry process of carbon, nitrogen, sulfur, phosphorus and other nutrition, these would be the core content of research of wetland ecosystem process.

湿地生物地球化学过程模型的建立，以及模型模拟的时空尺度转换，碳、氮、硫、磷、等营养物质的生物地球化学过程的研究将成为湿地生态过程的研究核心内容。

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TEM Observations of Mediate Temperature Transformation of High Nitrogen Austenite

高氮奥氏体中温转变研究

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The Laboratory Experiment and Numerical Analysis of Nitrogen Transport and Transformation in Flooded Soils

淹水土壤中氮素运移与转化试验及其数值模拟

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using the systematic planning method, we present a two-dimensional model for water flow and nitrogen transport and transformation in a groundwater system through the feasibility study of a land treatment system nearby jiayuguan city.

本研究利用系统规划模式，通过对嘉峪关市的土地处理系统的可行性研究，我们提出了一个对水流和氮的迁移与转化的二维模型。

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The present situation and transformation of medium size nitrogen fertilizer plants

我国中型氮肥厂的现状和改造

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