A simple and cheap petroleum vapor mass concentration analysis method is needed.
在该领域研究中，迫切需要简单、便宜的油气质量浓度分析方法。
The fundamental parameter method of X-ray fluorescence analysis has many advantages, such as no concentration range limitation of elements, dispensability of standard samples and so on.
本文叙述了利用基本参数法校正源激发合金元素荧光分析的基体效应的基本原理、基体效应的修正方法。
The optical analysis method of gas concentration has advantages of large measurement range, high precision, untouched on-line measurement and so on.
气体浓度光学分析方法具有测量范围宽、精度高、非接触在线测量等优点。
A new method for determining the concentration of ferric ion with capacity analysis has studied in the paper.
本文通过比较分析，提出了一种新的测定铁离子浓度的容量分析方法。
The stress concentration analysis was done by the finite element method and boundary element method. The fatigue strength and the strength under the static load were calculated.
对螺纹槽管进行了疲劳强度计算，并采用边界元和有限元法对螺纹槽管的应力集中进行了数值分析及静载强度计算。
The optimization conditions were obtained for the analysis of aniline compound in water. The analysis method could be used to character the aniline compound in low concentration for groundwater.
确定了水体中苯胺类化合物分析的最适条件，使水体中苯胺类化合物分析方法得到优化，以适用于对地下水等低浓度水体中苯胺类化合物含量的测定。
The Ontario Hydro Method(OHM)was used for the in-situ mercury measurement and analysis of the mercury concentration in the flue gas flowing through the ESP in a 220 MW W-type pulverized coal furnace.
采用美国测量燃煤烟气中汞浓度的标准方法——安大略法，对某220MW“W”型煤粉锅炉系统中烟气经过ESP前后的汞浓度进行现场测试和分析。
This paper firstly makes experiments on wood combustion in anoxic surroundings with method of TG-FTIR analysis. The influence of Oxygen concentration on TG of wood combustion is thoroughly analysed .
采用TG—FTIR分析方法深入研究了火场中硬木地板材料和棉花秆缺氧变氧浓度燃烧过程，深入分析了氧浓度对燃烧热失重过程的影响；
This paper introduces a method of measure analysis of methane-air premixed combustion flame component and concentration, and divides reactive, productive and environmental areas of flame.
本文介绍一种测量分析甲烷-空气预混燃烧火焰成份及其浓度的方法，并划分出火焰的反应区、产物区和环境区。
The calculating analysis of titration without standard solution is a method that can be used to determine the concentration of substance titrated and titrant at the same time.
无需标准溶液的滴定计算分析能同时求出滴定剂与被测物质浓度。
The analysis shows that, concentration of inhibitors being too high or too low, and incorrect appraisal method etc. problems exist in the on-site application.
分析认为现场应用中存在着缓蚀剂浓度过大或过小以及对缓蚀剂的评价方法不正确等问题。
To detect liquid concentration by a sensor is an advanced measurement method in the range of analysis and measurement.
用传感器检测液体浓度是分析测试领域中先进测试手段之一。
This calibration method is of significance to the further analysis of atmospheric transmission and the retrieval of the concentration of infrared active gas in atmosphere.
这对于进一步分析大气透过率和反演大气中红外活性气体浓度具有实际意义。
Using the national standard method-folin spectrophotometry, this paper makes detailed analysis of the concentration and the changing law of formaldehyde existing in the 50 more houses in Chengdu.
本文采用国家标准方法——酚试剂分光光度法对成都50多处房屋室内的甲醛浓度及其变化规律作了具体的分析，结果显示，总样品甲醛平均浓度为0。
The principle, procedure and data processing of the analysis method of gas concentration based on optics are described. The problems and development trend of this method are analyzed.
对基于光学的气体浓度分析方法的原理、方法及数据处理进行了阐述，分析了气体浓度光学分析方法的存在问题及发展趋势。
Conclusion: the analysis method is simple, sensitive and rapid. It can be used to determine the concentration of hydrochloric minocycline.
结论：该方法操作简便、灵敏、快速，适用于盐酸米诺环素的含量测定。
PB (82%-120%), the results show that we can analyze heavy metal's concentration in drinking water by absolute analysis method which has a bright future.
结果表明对饮用水中重金属元素实现绝对分析是可行的，其发展前景是很乐观的。
A refraction analysis method is used to determine spinning oil concentration.
利用折光率快速测定纺丝油剂浓度。
A refraction analysis method is used to determine spinning oil concentration.
利用折光率快速测定纺丝油剂浓度。
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