• The mass spectrometer may be used in a trace gas leak detector.

    可以示踪气体泄漏检测器使用所述质谱仪

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  • The latest progress of trace gas concentration detection technology is reviewed.

    综述了近些年来国内外痕量气体浓度检测技术研究最新进展

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

    光声技术由于高灵敏度特性目前广泛应用于痕量气体检测领域

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  • Mass spectrometers for trace gas leak detection and methods for operating mass spectrometers are provided.

    提供了用于示踪气体检漏质谱仪以及用于操作质谱仪的方法

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  • Carbon dioxide is inexplicably a mere trace gas when it should be the bulk of the air, as it is on other planets.

    令人费解二氧化碳理应其他行星那样成为大气的主要成分,却仅仅是一种示踪气体

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  • N2O, as a trace gas in the atmosphere, could cause greenhouse effect and damage the ozone lay in stratosphere.

    氧化亚(N_2O)是大气中一种痕量气体,它具有产生温室效应破坏平流层臭氧的双重作用。

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  • The new method overcomes the limitations of established methods of IDMS in the quantitative analysis of trace gas.

    方法解决已有同位素稀释质谱微量气体定量分析中的难题。

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  • QScan technology enables many applications including cleaning verification, reaction monitoring, and trace gas detection.

    QS can技术可以应用许多方面,包括清洁验证反应监测气体检测等

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  • It's a high selectivity, high sensitivity, high stability way that use photo acoustic method to detect trace gas concentrations.

    检测痕迹气体浓度,一种具有选择性,高灵敏度,高稳定性的气体检测方法

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  • The contrastable optical ring-down cavity micro-gas cell is designed for the trace gases concentration measurement used ring-down cavity method.

    采用技术实现痕量气体浓度测量时,设计了用于痕量气体浓度测量的比较式光腔衰气室。

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  • Nitrous oxide (N2O) is a trace gas in the atmosphere, which contributes both to the greenhouse effect and to the destruction of stratospheric ozone.

    氧化亚氮(N2O)大气中的痕量气体,也是一种重要温室效应气体,还可使臭氧层遭到破坏

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  • The method for synthesis of corrected three-wavelengths spectrometers for trace gas components of atmosphere on the basis of development of mathematical model has been suggested.

    数学模型出发,对用于测量大气中痕量气体成分三波长光谱仪进行了分析。

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  • But at present, we both have our own beatific family, all of the story became the cloud and gas passed without any trace.

    现在我们俩都有了各自美满家庭所有故事都如过眼烟云了无踪迹。

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  • A gas chromatographic method is introduced for the analysis of trace organic components in beer, including sampling, pretreatment and column.

    介绍一种啤酒痕量有机组分色谱分析方法包括取样样品处理色谱柱的选择。

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  • NF3 is a colorless gas. Trace quantities of impurities can impart a musty or pungent odor to the gas.

    NF 3无色气体痕量杂质使气体带有一种霉味刺激性气味

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  • Carbon dioxide is a species of weak acidic gas, it is a erodent in oil and gas industries, its content in natural gas may vary from trace to more than 50%.

    二氧化碳种弱酸性气体,石油气体工业中是一种腐蚀剂,天然气中的含量少则痕迹,至50%以上。

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  • Experimental results show that adding trace metal salt experiments, the two kinds of reactors have increased methane gas production and gas production growth rate has greatly improved.

    实验结果表明添加微量金属进行实验后,反应器沼气产气量有所增加并且气量增长率也都很大提高。

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  • Two-phase flow in the cyclone separator is a process of the solid particle separation from the gas phase, while the particle movement trace is decided by the turbulence to a large extent.

    旋风分离器内部进行运动,是相和固体颗粒分离过程固体颗粒的运动很大程度上取决于分离器内湍流的运动。

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  • Can be seen that by adding these trace metal elements, can greatly increase the amount of bad handling of liquid, while prolific gas, thereby enhancing the rate of methane production.

    可见通过添加这些微量金属元素可以大幅度提高处理量同时可多产沼气从而提高沼气

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  • The results indicated that the trace elements molybdenum and zirconium increased considerably the gas yields of the lignitic organic matter while selenium did not.

    分析结果表明,除元素外,随着元素锆元素加入,褐煤有机质气态产物的生成量显著提高

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  • The article gave a minute description of operational method and skill in measuring trace free TDI in polyurethane prepolymer by gas chromatography.

    详细叙述了用气相色谱法测定聚氨酯预聚体微量游离tdi操作方法技巧

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  • A colorless gas that is present in the air in trace amounts.

    空气存在无色微量气体

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  • Maintain temperature can, appropriate is used first lower saturated temperature, gas occurrence boiler hot backup only intermittent trace drum wind, hot backup into normal send spirit. 2.

    维持温度即可使用较低饱和温度,煤气发生只需间歇微量,热备转入正常送气

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  • A glass tube containing catalyst 401 which is used as a color indicator for trace amount of oxygen was connected with the sample tube to monitor the purity of carrier gas during operation.

    为了检测纯度,在样品进口直接连接装有变色401型脱氧催化剂的检测管。

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  • A method for analysis of trace organophosphorus pesticides in water with plant enzyme membrane extraction-gas chromatography has been developed.

    建立了植物萃取相色谱分析水体痕量有机磷农药方法

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  • This study concentrates on simultaneous removal of trace selenium and trace arsenic in the process of medium temperature dry flue gas desulfurization (MTD-FGD).

    本文中温干法烟气脱硫过程联合脱除有毒痕量元素硒问题进行了研究

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  • Many methods have been developed for determining trace iodine. including spectrophotometry. polarography and gas chromatography etc.

    本文引述文献中采用的测定微量方法包括分光光度法、极谱法和气相色谱法等。

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  • Carbon dioxide is a species of weak acidic gas, it is a erodent in oil and gas industries, its content in natural gas may vary from trace to more than 0%.

    二氧化碳种弱酸性气体,石油气体工业中是一种腐蚀剂,天然气中的含量少则痕迹,至0%以上。

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  • Carbon dioxide is a species of weak acidic gas, it is a erodent in oil and gas industries, its content in natural gas may vary from trace to more than 0%.

    二氧化碳种弱酸性气体,石油气体工业中是一种腐蚀剂,天然气中的含量少则痕迹,至0%以上。

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