用 正己烷内标法或标准气体外标法进行检测。
Then-hexane internal standard method or the standard gas external standard method is used for detection.
研制了用于制取肼类标准气体的动态配气装置。
A developed dynamic hydrazine vapor generator is introduced to gain the standard hydrazine vapor.
本文介绍了温室监测用空气中甲烷标准气体的性能。
This paper describes the performance of standard gas of Methane in Air for greenhouse measurement.
本发明生成具有改善存放期的稳定的标准气体组合物。
The invention produces stable standard gas compositions having improved shelf-life.
介绍了环境监测用空气中二氧化碳标准气体的制备方法。
In this paper, the preparation method of gas reference material of carbon dioxide in air for environmental monitoring is introduced.
其数值均按相应质量比混合法调制，使用经过检定机构检定的标准气体。
All JCSS gases are assigned their values using gravimetric standard gases analyzed by the government agency.
本研究采用特殊的化学处理方法，研制了新型低浓度标准气体包装容器。
For the preparation and applications of low concentration standard gas , the inside surface of CL2X gas vessel and its piece with coatings were studied.
同时，又推行一项计划，劝谕使用不符合标准气体热水炉的用户改善热水炉装置。
It also began a programme of encouraging the upgrading of sub-standard gas water-heaters.
同时，又推行一项计划，劝谕使用不符合标准气体热水炉的用户改善热水炉装置。
It also began a programme of encouraging the upgrading of sub-standard gas water - heaters.
通过标准气体实验证明了该系统对气体浓度测量的准确性和稳定性，具备实际应用能力。
Serials of standard gas experiment show that the measurement system can fulfill the requirements of the on-line measuring for vehicle exhaust with a proper measurement accuracy and stability.
配制的标准气体与静态容量法配气装置配制的标准气体进行了比较，相对偏差在3%以内。
The calibration gases are verified by the calibration gases prepared with static volumetric method, and the relative deviation between them is less than 3%.
用该法对荷兰国家计量院制备的氮中二氧化硫标准气体进行比对试验，取得了良好的等效性。
The sulfur dioxide calibration gases in nitrogen from Netherlands National Institute of Metrology was determined by the method, and an ideal degrees of equivalence was obtained.
利用配制的标准气体和PID检测仪进行联测优化和线性度测量，并给出了仪器实验性能的实例。
The combined test and optimization and linearity degree measurement with mixed standard gas and PID instrument were carried out.
我社对应更高精度的标准气体需求，可提供应用大质量超精密天平取得的质量比混合法标准气体。
Takachiho gravimetically produces standard gases for applications requiring the most demanding precision using the ultra-precise giant gravimetric balance.
铝合金无缝气瓶主要应用于工业、医疗和救生、潜水、灭火、饮料配置以及高纯标准气体的贮存等。
It is mainly used in industry, medical care and rescue, diving, fire extinction, beverage dispensing and storage of high purity standard gas.
将合成校准光谱和实验测得的光谱进行非线性最小二乘拟合，得到了不同温度下标准气体CO浓度。
With the nonlinear least squares fit between measured spectra and calibration spectra, standard gas concentrations of co at different temperatures are obtained.
我社所使用的标准气体，均用此天平进行调制，把SI基本单位的质量作为标准，从而保持住国际标准。
The standard gases we use are measured against this balance, and thus maintains international traceability since the balance USES si as the standard unit of measurement.
介绍了氮中微量氧标准气体在研究过程中稀释气体高纯氮中氧分析不确定度的评价依据，给出了评价过程和结果。
The analysis method was introduced for micro-oxygen in nitrogen calibration gases in this paper, at the same time we have definited the suitable analysis conditions and precision.
在此基础上，利用一系列标准气体，确定了采用不同的色谱柱进行分析时，仪器最佳的反吹时间，从而保证分析的准确性和安全性。
Moreover, we make sure the best backflush time bases different chromatography's poles by a series of standard gases, so we can guarantee the analytical preciseness and security.
实验结果表明：改进的汉普仪法测土壤中氧气百分含量，操作简单，能够满足现场测定，可以通过干洁空气为标准气体进行误差校正。
Experimental results showed: Industry oxygen can measure soil oxygen content percent meet the site measurement, ready to measure air as gas calibration standards.
在漏孔校准过程中，通过调节稳压室中的压力，很容易使标准气体流量与漏孔漏率非常接近或相等，从而避免四极质谱计的非线性影响。
In calibrating the leak, the pressure in the ballast chamber can be precisely controlled in such a way that the standard gas flow through the orifice is close or equal to the leak rate.
本文研究了一种基于C8051F005和ATMEGA64L双单片机架构的便携式自动配气机，用于方便快捷地配制各种不同浓度的标准气体。
This thesis introduces a portable Dual-MCU gas-mix machine based on C8051F005 and ATMEGA64L. The machine can be used to mix various kinds of standard gases with diverse intensity.
她厨房的甲醛气体含量是联邦为化工工人设立的最大值标准的两倍。
The level of formaldehyde gas in her kitchen was twice the maximum allowed by federal standards for chemical workers.
额定泄放量是用标准状况下的气体体积表示的泄压设施的体积流量。
Rated relieving capacity is the flow capacity of a relief device expressed in terms of air flow at standard conditions ( SCFH or Nm3/h).
绿色环保组织曾经抨击圆形标志没有将温室气体排放量作为标准的一部分。
The RSPO has been criticised by green groups for not including greenhouse gas emissions as part of its criteria.
他仅使用了标准普锐斯需使用的汽油量的39%，而且将少了将近三分之二的温室气体排放量。
He used only 39% of the gasoline he would have used in a standard Prius, and reduced greenhouse gas emissions by nearly two-thirds.
他仅使用了标准普锐斯需使用的汽油量的39%，而且将少了将近三分之二的温室气体排放量。
He used only 39% of the gasoline he would have used in a standard Prius, and reduced greenhouse gas emissions by nearly two-thirds.
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