以下为句子列表：
英文: In order to guarantee the precision and accuracy for the measure and analysis of total nitrogen ,this thesis has put forwards some of the familiar and key problems and solutions by making analysis on the effect of reagent, container, and operation process
中文: 摘要为了保证总氮分析测定的精密性和准确性，本文从试剂、器皿、操作过程等方面进行分析，并以实验数据验证，提出几个分析过程中即常见又关键的问题及解决方法，以达到环境监测的要求。
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英文: The result shows that the content of soil organic matter, total nitrogen and different forms nitrogen decreased firstly, then increased by time pasted.
中文: 结果表明，该区域土壤有机质、全氮及各形态氮素含量呈现先降后升的趋势。
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英文: Total oxygen consumption, total carbon dioxide output and total nitrogen (urine nitrogen + skin nitrogen) excretion are related to the oxidation of the three major nutrients and the physiological combustion values of the three nutrients are already known.
中文: 总氧消耗、总二氧化碳排出和总氮（尿氮＋皮肤氮）排出与三大营养素的氧化有关，并且这三种营养素的生理燃烧值是己知的。
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英文: The fact total nitrogen removal efficiency went up from .8% to 0. % and .8% indicated that the total nitrogen removal efficiency should be increased by elevates bubbler location, and enlarged the non-aerated radio.
中文: 总氮的去除率由 .8%提高到0. %和 .8%,说明提高曝气头位置,加大非曝气区比例有效的提高了总氮去除率。 回流口位置、气水比、回流比、温度、水力负荷、污染物负荷的不同,都会对反应器造成一定的影响。
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英文: Dynamic change of the contents、distributions and ratioes of carbohydrate and total nitrogen in Cynanchum komarovii and Glycyrrhiza uralensis during the different periods of growth
中文: 不同生育时期牛心朴子及甘草碳水化合物与全N含量分布部位及C/N比变化规律研究
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