nH

The tests in NH-2 low speed wind tunnel at Nanjing University of Aeronautics and Astronautics showed good agreement between computation and test values.

与在南航NH-2低速风洞中的实验结果比较表明，计算方法和优化设计是成功的。

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Applying organic fertilizer to soil mainly increased NO 3-N content, had a little influence on NH 4 +-N .

施用有机肥可增加土壤 NO3 --N含量, 对NH4 +-N 含量的影响较小.

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Roundtrip Economy class air ticket for Hong Kong and Osaka on NH ( E-Ticket ).

全日空航空公司来回香港至大阪经济客位机票(电子机票 ).

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Amongst them , 66.55 % DIN was NO _ 3~ (-)-N and 20.19 % DIN was NH _ 4~ +-N .

DIN中 以NO_3~--N ( 66.55% ) 为主,NH_4~ +-N (20.19%)次之.

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The effect of acidity on the amination of methanol over non modified, and cation exchanged and steam treated mordenite catalysts has been investigated by Py IR, NH 3 TPD and temperature programmed desorption of the adsorbed products retained on the surface of used catalyst.

用NH3－TPD、Py－IR和催化剂表面吸附产物的程序升温脱附方法，研究了丝光沸石经阳离子和水蒸气改性前后的酸性对甲醇胺化反应性能的影响。

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The experiments were designed to remove HCl, NH 3, organic sulphur and coal tar component in high temperature coal gas, in combination and simultaneously by using a fixed-bed reactor at the reaction temperature range from 300 ℃ to 550 ℃.

在固定床反应器中首先对高温煤气中氨、有机硫化物、氯化氢及焦油4种污染物进行了同时脱除，其中选择CS2和1-甲基萘分别作为高温煤气中有机硫化物和焦油蒸气的模型化合物。

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Methods 194 isolates were taken from patients with respiratory infections and identified by API NH. These strains were classified according to the indole.

方法自临床各呼吸道疾病病人选取分离菌株，并经API NH进行菌种鉴定的194株副流感嗜血杆菌，按其对吲哚、尿素、鸟氨酸的利用情况进行分型。

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The research revealed that the reaction products were HO + CN, O + HCN, H + CNO, H + NCO, N + HCO and NH + CO.

可能的产物是OH+CN 、 O+HCN 、 H+CNO 、 H+NCO 、 N+HCO、NH+CO,这些产物与实验检测到的结果相吻合.

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Results sho w that the profiles of the nitrogen in sediment and in interstitial water are the same, composing of NH+ 4-N. This result shows that the degradation of organic matter occurred mainly in anaerobic conditions.

结果表明，沉积物和孔隙水中NH+4-N、NO-3-N和NO-2-N剖面分布基本一致，基中NH+4-N含量最高，这说明有机质的降解反应主要是在缺氧或无氧环境中进行的；

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It was found that the immobilized nitrogen cycle bacteria also have purificatory effect on eutrophic water of Taihu lake in winter ( 7 ℃), the removal efficiencies for Total N ( TN), NH+ 4 N were 55.6%, and 58.9%, respectively.

固定化氮循环细菌在冬季低温（7℃）条件下仍保持了较高的除氮能力，总氮和氨氮去除率分别为55.6%，58.9%。

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In NH 3-N monitoring application of industrial waste water Na's reagent behaves simple operation and high sensitivity.

在工业废水氨氮监测中应用的纳氏试剂法具有操作简便、灵敏度高的特点.

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One-way Economy class air ticket for Tokyo and Toyama NH.

单程 东京(羽田)至富山之经济客位机票乙张.

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We discover that the NH CO space hindered effect in themolecule that causes the type of three group crosslinking curing in blocked TDI crosslinker.

用计算机模拟得到了交联剂分子的最低能量构象图，提出了封闭型TDI交联剂由于空间位阻效应而发生了三官能团式的交联固化反应。

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Roundtrip Economy class air ticket for Hong Kong and Tokyo on NH.

全日空航空公司来回香港至东京经济客位机票.

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Adsorption of sediments on NH~+_4-N is one of the key biogeochemical processes, which plays an important role in the cycle of nitrogen in an estuary and tidal flats.

沉积物对NH4+-N的吸附是氮素生物地球化学循环的关键过程之一，它在河口潮滩生态系统内氮素循环过程中起着非常重要的作用。

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Methods: Determine the Catalytic effect of Cu(ⅱ) on the Oxidation of Titan yellow by H 2o 2 in a NH 3 · H 2 O medium.

方法：氨水介质中，利用Cu2+催化H2O2氧化达旦黄的褪色反应，建立测定发中Cu的实验条件和体系。

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Anaerobic aerobic ( A/ O) process can availably reduce COD and NH 4 H. Their average removability was reached more than 87% and 92%, separately, and its produced sludge is less.

缺氧-好氧（A/O）工艺能有效地降解COD和NH+4-N，COD平均去除率>87%，NH+4-N平均去除率>92%，且产泥量少。

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The monosodium glutamate production wastewater has high level of COD, sulfate and NH 3-N with low pH value.

味精废水具有COD，SO2-4，NH3-N浓度高，pH低等特点，是目前工业废水治理的难点之一。

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First , LiOH · H _ 2 O , FeC _ 2 O _ 4·2 H _ 2 O and NH _ 4 H _ 2 PO _ 4 were selected as the raw materials based on their characteristics.

对固定体系反应历程的研究发现:由于LiOH·H_2O 、 FeC_2O_4·2H_2O两 种原料之间相互反应生成Fe( OH) _2,导致混料阶段产生Fe~(3+)杂质.

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Roundtrip Economy class air ticket for Hong Kong and Sapporo on NH.

全日空航空公司来回香港至札幌经济客位机票.

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In terms of groundwater quality, the number of some pollutants ( NO 2-, NH 4+, and COD) in groundwater is dozens of times and even more than one hundred times than the quality standard of Class ⅲ water, making groundwater impotable.

从水质的角度看，地下水中有的污染物（NO2-、NH4+、COD）已经超出地下水Ⅲ类水质标准数十倍甚至100多倍，到了不能饮用的程度。

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However , with heavy hydration a large amount of Al _ 2 O _ 3· nH _ 2 O may block the pores.

深度水化,由于有大量的水化产物Al_2O_3·nH_2O析出而使催化剂微孔堵塞.

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Yamaha _ Motors _ Vi ? t _ Nam Nh à cung c ? p xe g ? n m á y th ? i trang nh ? t.

华中地区网络中心有关网络中心的简介,华中地区教育网拓扑结构.

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The Capri, operated by the NH Hotel Group of Spain, also has Internet access, although the service was so spotty that I moved for my final night to a quieter, family-owned bed-and-breakfast, which turned out, in fact, to be decidedly lacking Internet access and other luxuries.

卡普里酒店由西班牙NH酒店集团（NH Hotel Group）管理，可以上网，但服务时好时坏，所以我最后一晚搬到了一家更清静的家庭自营民宿，结果肯定是不能上网了，享受更谈不上。

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The thermochemical properties of reaction N ++ H 2→ NH ++ H have been computed under Titan � � s atmosphere conditions.

依据Titan大气的压强和温度条件计算了N++H2→NH++H反应的热化学函数.

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NH-work flow technology in the office automation system of applied research.

工作流技术在办公自动化系统中的应用研究.

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Synthesis of NH 3 at Normal Temperature and Pressure by Streamer Discharge

常温常压流光放电合成NH3

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Shocking effect and analysis for NH 3-N to plant Drawing out countermeasure.

分析了氨氮对污水场的冲击影响,并提出对策.

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Two methods were developed for qualitative and quantitative analysis of IMP and GMP in condiments and their raw materials by reversed phase ( on the C 18 column) and normal phase ( on the NH 2 column) high performance liquid chromatography.

分别选用NH2柱和ODS柱，采用两种高效液相色谱分离模式，建立了调味品及其原料中肌苷酸钠和鸟苷酸钠的定量分析和定性鉴定的方法。

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NH 4 NO 3 used to be the main raw material for producing nitrate-compound fertilizer.

硝酸铵是硝基复合(混)肥生产的主要原料.

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