• Ammonium and nitrate are used as nitrogen sources by this bacterium.

    通过使用鼠李糖作为的能力固氮菌属中其它成员区别。

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  • The results show that the releases of ammonium and nitrate nitrogen lower in exponential model, under the conditions of water washing;

    结果表明,在水冲洗条件硝酸铵根释放质量浓度一阶指数方程降低

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  • Ammonium and nitrate changed complexed. Spatial heterogeneity for topsoil moisture decreased after harvesting, however, which was largely affected by the vegetation growth seasonally.

    土壤表层水分空间异质性程度(基台值)采伐呈下降趋势受到草本植被季节性生长的强烈影响

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  • These large pools of ammonia are detrimental to seedling growth and are very susceptible to gaseous loss by volatilization before chemical conversion back to the ammonium and nitrate forms.

    这些大量存在幼苗生长产生危害,同时容易转化为铵态氮态氮之前挥发损失

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  • Dimethylpyrazine reacted with phenylacetic acid, silver nitrate and ammonium persulfate.

    二甲基吡乙酸,硝酸和过硫酸铵反应。

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  • So he and his colleagues tested a range of chemicals found in fertilizers, including nitrate, ammonium and urea, to determine their effects on the algae.

    同事研究了肥料中的一系列化学物质,包括硝酸盐尿素观察他们海藻的影响

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  • Local media quote intelligence sources as saying the bomb, placed in a lunch box, contained ammonium nitrate and was packed with nails. It destroyed several shops.

    当地媒体援引情报部门消息人士话说放在饭盒里的炸弹含有硝酸铵里面塞满了铁钉。炸弹炸毁了家店铺。

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  • Ammonium nitrate and powdered aluminum.

    硝酸铵铝粉。

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  • On the basis of analyzing the polymorphic phenomenon and hygroscopicity of ammonium nitrate(AN), the modification technology of AN is discussed.

    分析硝酸铵多晶现象吸湿特性基础上探讨了硝酸铵的改性技术

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  • The feasibility of industrialization of modified ammonium nitrate for agricultural use is studied by the evaluation of dehydration capacity, fluidity, agglomeration and granular strength.

    最终,建立了改性硝酸铵脱水性能流动性能凝固性能颗粒强度评价方法,并进行了工业化可行性研究

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  • In the presence of acetic acid and polyethylene glycol, anthracene reacts with ceric ammonium nitrate and sodium bromate to form 1-nitroanthraquinone.

    醋酸、聚乙二醇存在硝酸铈溴酸钠反应生成1-硝基蒽醌。

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  • This paper reports the effect of DCD in seedling stage to soil microorganism of bacteria, mold and actinomycetes, and the concentration changes of both ammonium nitrogen and nitrate nitrogen in soil.

    实验研究了双氰胺玉米苗期土壤微生物细菌霉菌放线菌影响对土壤铵态硝态氮贮量变化影响。

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  • Total hardness and total solids appear positive correlation with nitrate, but no correlation with ammonium.

    硬度固体硝酸盐氮显著正相关,与氨氮未表现出相关关系。

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  • Regress the load of nitrate, ammonium and total nitrogen by MQ equation.

    硝氮氨氮负荷进行MQ回归,提炼回归方程

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  • Ultrafine alumina powders were prepared by pyrolysis of the aluminium precursor powders obtained by precipitation method using aluminium nitrate and ammonium carbonate as raw materials.

    硝酸原料,碳酸沉淀剂,合成前驱体碳酸铝铵,然后煅烧得到纳米级氧化铝粉体

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  • Thermal and thermo-oxidative degradation of chitin with ammonium nitrate, ammonium sulfate and concentrated sulfuric acid were studied.

    讨论硝酸铵硫酸铵硫酸自制甲壳素降解和热氧化降解过程的影响

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  • Effect of phosphorus nitrate and that of ammonium nitrate is better than that of ammonium carbonate very remarkably, the difference between phosphorus nitrate and ammonium nitrate is not remarkable.

    硝酸磷效果显著高于碳铵,而硝酸磷硝铵之间差异显著

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  • In the presence of ethanonitrile and polyethylene glycol, anisole reacts with ammonium ceric nitrate to form o-nitroanisole.

    乙腈、聚乙二醇存在下,用苯甲硝酸铈反应合成了硝基苯甲醚。

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  • The main varieties include urea, ammonium sulfate, ammonium nitrate, ammonium acid carbonate, ammonium chloride, ammonium lime and ammonia water.

    主要品种尿素硫酸铵硝酸铵碳酸氢铵氯化铵石灰、氨水等。

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  • The mycelia well utilized yeast meal and peptone, but not very well nitrate nitrogen and ammonium nitrogen.

    在对源的利用上,供试香灰菌株对酵母粉、麸皮蛋白胨的利用较硝态氮铵态氮的利用较差。

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  • The new research progress of the effect of additives on thermal stability and explosivity of the ammonium nitrate is systematically introduced.

    就添加物对硝酸铵稳定性爆炸性影响研究最新进展情况进行了系统介绍

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  • On the basis of analyzing the polymorphic phenomenon and hygroscopicity of ammonium nitrate( AN), the modification technology of AN is discussed.

    分析硝酸铵多晶现象吸湿特性基础上探讨了硝酸铵的改性技术

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  • Graft copolymerizations of butyl acrylate (BA) onto starch (s) were carried out with ceric ammonium nitrate as initiator, and influence of starch pasting on graft reaction is tested.

    硝酸引发剂将丙烯酸丁酯(BA)淀粉(s)接共聚,考察了淀粉糊化对接枝反应影响

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  • The experiment and theory all indicates that the effect of ammonium salt as the degumming nitrogen additive is better than the effect of nitrate as the degumming nitrogen additive.

    试验理论表明,以铵盐作为添加剂脱胶效果要好以硝酸盐作为含氮添加剂的脱胶效果。

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  • The type of granulation of the ammonium nitrate used is significant in controlling the rate of reaction, and especially the induction time.

    所用硝酸铵颗粒类型对于控制反应速度特别是诱导期,很重要的。

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  • The yield of ammonium cerium nitrate is more than 85%, and the purity of ammonium cerium nitrate with orange red color is larger than 99%.

    方法可获得纯度达99%以上橘红色硝酸复盐,收率达85%以上。

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  • Urea and ammonium nitrate are common fertilizers.

    动物良好的肥料

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  • Causes and affecting factors are analysed for caking of ammonium nitrate, and the measures for preventing it from caking are given.

    通过分析硝酸铵结块原因影响因素,提出了防止硝酸铵结块的具体措施。

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  • Graft polymerization of acrylic acid onto maize starch using ceric ammonium nitrate, ammonium persulfate and ammonium persulfate sodium bisulfate as initiators is studied.

    研究硝酸、过硫酸铵、过硫酸铵-亚硫酸氢为引发剂玉米淀粉丙烯酸接枝共聚反应

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  • A relatively systematic study is made of the effect of such impurities as compressor oil, nitric acid and chlorides on the thermal decomposition properties of ammonium nitrate (an) solution.

    压缩机油硝酸氯化物杂质硝酸铵(AN)溶液热分解特性影响进行较为系统研究

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