trace gas

Determination of trace ammonium nitrate from neutralized exhaust gas condensate was achieved by reaction of ammonium ion with Nesslers reagent after removal of ammonia by heating, and then analyzed by spectrophotometry at 420 nm.

中和废气冷凝液经加热除氨后，纳氏试剂与NH4+显色反应，用分光光度法测定样品中微量NH4NO3。测定波长420nm。

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Adsorption/ Thermal Desorption Device for Trace Light Hydrocarbon Analysis by Capillary Gas Chromatography

用于毛细管色谱分析痕量碳氢化合物的吸附/热脱附装置

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a line-by-line trace gas absorption model and its application in ftir gas detection

逐线积分气体吸收模型及其在FTIR气体检测中的应用

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Trace Gas Sample Imitation Apparatus Based on Jet Flow Principle

射流法模拟痕量气体样品

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The Selected Ion Flow Tube Mass Spectrometry and Its Applications to Trace Gas Analysis

选择离子流动管质谱及其在痕量气体分析中的应用

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Butadiene for industrial use Determination of trace acetonitrile and dimer Gas chromatographic method

GB/T6015-1985工业用丁二烯中微量乙腈和二聚物的测定气相色谱法

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Operational trace gas retrieval algorithm for the Infrared Atmospheric Sounding Interferometer.

红外线大气探测干涉仪的业务示踪气体的反演算法.

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trace gas emissions through a winter snowpack in the subalpine ecosystem at niwot ridge, colorado

在美国科罗拉多州Niwot山脉亚高山带的生态系统里通过一个冬季雪场跟踪气体发射

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Analysis of trace organic components in the tail gas from dehydrogenation of ethanol to ethyl acetate ey GC

乙醇脱氢制乙酸乙酯反应尾气中微量有机组份的气相色谱分析

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an apparatus for imitating trace gas samples based on jet flow principle is reported and the basic equation describing the gas preparation process is given.

提出了一种利用射流原理的低浓度气体样品模拟装置，并给出了描述模拟配气的方程。

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scientists are analyzing data from the mars trace gas mission.

科学家们正在分析来自火星痕量气体任务的数据。

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Solvents containing trace of gas into paraffin recovery processes.

含微量溶剂的尾气进入石蜡回收工序.

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It is an effective method that using short pulse laser to measure the backscattering of a remote target under test and analyzing trace gas distribution in atmosphere with differential absorption.

它是一种利用短脉冲激光测量远程待测目标的后向散射光，差分吸收式分析大气中尾气污染物分布的有效方法。

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Removal of trace CO_2 from high concentration CO was examined by using flowing system tubular reactor and gas chromatography analysis. The most excellent remover was chosen, and its life and influences of some factors on it were affirmed.

采用流动体系、管式反应器、气相色谱分析法对高浓度CO气体中微量CO2气体的脱除进行了考察，筛选出了最佳脱除剂并肯定了它的寿命及各种因素的影响。

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Quantitative Analysis of Trace C_1-C_5 Hydrocarbons by Absorption/ Thermal Desorption Gas Chromatography

吸附／热脱附气相色谱分析痕量C1～C5烃

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Analysis of trace alkynes in mixed C_4 fractions by two-dimensional gas chromatography

二维气相色谱技术分析混合碳四馏分中微量炔烃

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photoacoustic technology is widely used in fields of trace gas detection due to its high sensitivity.

光声技术由于其高灵敏度的特性目前被广泛应用于痕量气体检测领域。

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A novel method-non-dispersion infrared ( NDIR) based on gas filter correla-tion ( GFC) technology for measuring CO trace gas and its application in the field measurement were described.

介绍了一种有效的测量CO气体浓度的方法-基于气体相关滤波技术（GFC）的非分散红外法（NDIR），以及该方法在实际测量中的应用。

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a case study of transpacific warm conveyor belt transport: influence of merging airstreams on trace gas import to north america

横渡太平洋暖输送带输送的一次个例研究：混合气流对示踪气体输送到北美洲的影响

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Analytical study of water bearing in the core sample and the trace gas being the direction of raising reservoir evaluation level

岩样含水及微量气分析研究是提高储集层评价水平的方向

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