实验过程中,他们将精油分散成各自的组成成分,用气体色谱分析法和质谱分析法进行分析。
To do this, the oils were broken into their component parts and analysed using gas chromatography and mass spectrometry.
重点介绍了综合分析法、砂岩微观结构判断法、色谱法、反推法、热水实验法和间接资料法六种方法。
Emphasizes on introducing the following six methods: comprehensive analysis, sandstone microstructure diagnosis, chromatography, reverse inference, hot water experiment and indirect data.
对计算得到的轮包成形极限图、应力应变分布图进行了分析,并采用基于网格分析法的物理实验验证了有限元建模的可靠性和正确性。
The validity of modeling, the accuracy and reliability of simulation results for stamping forming processes of hubcap are affirmed on the basis of grid strain analysis technique.
本文同时还用聚类分析法研究了漆膜裂解质谱数据隐含的年代信息,并讨论了实验条件的稳定性对解析结果的影响。
Hidden age messages of pyrolysis mass spectra data of lacquer film by cluster analysis method were investigated and discussed. The stability of experimental factor influenced on analysis result.
用无因次分析法对低渗透岩心的实验数据进行了分析,得出新的渗流规律。
The experimental data of fluid flow in porous core with low permeability were analyzed with simulation theory and plotted as a log log typical curve.
阐述了高层建筑动力特性的实验模态分析法。
An experimental modality analyzing method for dynamic behavior of tall buildings is discussed.
通过实验,得到供气压力与气膜刚度之间的拟合曲线,并用回归分析法,建立两者函数关系的经验公式。
The fitted curves for air supply pressure to the stiffness of gas film obtained from tests are plotted, and empirical expressions for these curves worked out by regressive analysis are given.
半微量定性分析法的实验废弃物数量虽少,但成分复杂、毒性大。
The experiment wastes in half minim qualitative analysis methods are not in great number, but their components are complex and of great toxicity.
利用单因素分析法和正交实验法确定了碱洗的最佳条件,包括碱洗时间、碱洗温度和碱洗浓度等。
In this article we determined the optimal condition, i. e. washing time temperature and the base's density, about the base washing by using the method of the factor analysis and quadrate experiment.
实验结果表明,时序分析法具有方便、快速,以及识别精度较高的优点。
As proved by experiments, the time series method is convenient, fast and with higher identification accuracy.
根据串联釜模型和统计矩分析法,通过实验证实了化学反应对分散度的影响;
The effect of chemical reaction on Sample dispersion in flow injection analysis has been verified experimentally on the basis of tanks-in-series model and statistical moment analysis.
实验结果表明:采用前沿分析法和逆向法确定的吸附等温线与吸附数据吻合很好,验证了所选模型的合理性。
The results showed a good agreement between the isotherm determined by frontal analysis and inverse method, and the adsorption data which confirmed the validation of the model selected.
通过实验和单因素分析法对所建立的车辆振动模型的正确性及模拟计算程序的有效性进行了验证。
The validity of the vehicle vibration models that are set up and of the vehicle vibration simulation calculation procedure are validated by experiment and the single factor analytic approach.
本文研究了互谱分析法在噪声源定位应用上的理论和实验技术。
In this paper, the theory and the experimental technique about the identification of a noise source using a cross-spectrum analysis method have been studied.
采用动态应变测试和试验模态分析法对QTZ80型塔式起重机进行振动测试和分析,并通过实验结论验证其理论分析的正确性。
Vibration measurement and analysis of QTZ80 tower crane is conducted through dynamic strain test and experimental mode analysis. The correctness of theoretical analysis has been proved by the results.
分别采用人工神经网络法和逐步回归分析法对原油管道蜡沉积实验数据进行分析处理,建立蜡沉积速率模型。
As the artificial neural network and stepwise regression analysis are respectively applied to the data of crude wax deposition experiment, the model of wax deposition velocity was established.
在分析化学实验课中设置与《中国药典》相结合的容量分析法设计性实验,可获得较好的教学效果。
Therefore, in our experimental courses of Titrimetric Analysis, the important tool of pharmaceutists, Chinese Pharmacopoeia, is used into the designed experiments.
采取时域分析法,对实验中的暂态过程进行分析,适当调节系统过渡阶段的时间间隔,使之尽快达到稳定状态。
Analysis the prompt state in the course of the experiment through time-section method. Adjusts the time space in transition period to make it into a steady state soon.
本文利用实验数据建立一元线性回归方程;回归直线,并用方差分析法和相关系数法检验方程的有效性。
This paper use experimental data to set up linear regression equation with unitary and regression straight line, to use variance analysis and related coefficient to test validity of equation.
首次提出了用频率谱分析法分析墙体表面换热过程及推导墙体表面换热系数的实验方法。
This paper first presents an experimental procedure to analyze wall surface heat transfer process and derive wall surface heat transfer coefficient by frequency spectral analysis method.
解决振动的实验方法是理论分析法的逆过程。
Vibration testing method is inverse processing of theory analysis method.
本实验目的为建立一套快速、简单、精确的高效液相色层分析法,并且能同时检测饲料中的拉萨罗、孟宁素与沙利霉素。
The study was aimed to develop a simple, fast, and precise method of high performance liquid chromatography to detect lasalocid, monensin , and salinomycin in feeds simultaneously.
主要的研究方法有文献资料法、问卷调查法、教学实验法、数理统计法、对比分析法等。
There are some main research methods such as documents, investigations, teaching experiment, statistics and comparative analyses and so on.
主要的研究方法有文献资料法、问卷调查法、实验对比法、数理统计法、对比分析法等。
The main research method includes data method, questionnaire experiment comparing method, statistical method, and analysing method, etc.
目前自然通风主要有三种研究方法:简单的理论分析法、实验法和数值模拟法。
There are three main research methods in natural ventilation: simple theory analyse method, experimental method and numerical simulation method.
本文运用模态子结构综合法进行结构动态计算和用实验模态分析法进行模型试验,对悬臂平板和结构模型的动力吸振器主要参数进行了比较系统的优化研究。
Based on modal synthetical method and experimental modal analysis, the main parameters of dynamic vibration absorber on a cantilever plate and on a structural model are optimized in this paper.
焊接变形分析方法包括实验法、解析法、数值分析法、等效载荷法等,常用的是后两种方法。
The usual prediction methods of welding deformation include experimental method, analytical method, numerical method and equivalent load method, and the latter two methods are more commonly used.
为脑梗死实验模型,采用放免分析法检测、4个时相大鼠脑心组织及血液中三磷酸腺苷(atp)、二磷酸腺苷(adp)、一磷酸腺苷(AMP)含量并计算能荷水平。
Radioimmunoassay was applied to detect the content of ATP, ADP, AMP and to calculate energy charge in brain, heart and blood of rats and 4 phases.
本文研究了实验室内测定岩体地应力的两种新方法——声发射法和应力应变曲线特征点分析法。
In this paper, two new methods of determining in-situ stresses of rock masses in laboratory, acoustic emission method and analysis of typical points of stress-strain curves are investigated.
其中最重要的方法有三种:事件案例分析法、自然实验法和准试验法。
In all the researching methods, the three kinds is the most important, that is events and cases analyzing method, natural experiment method and semi-experiment method.
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