查询词典 experimental method

Then, the empiristic formula is gained by experimental data processing, making use of calculating by the computer with the method of least squares.

然后对实验数据用最小二乘法处理，来验证理论推导公式的正确性。

The original model of ASTM is calibrated with correction parameters obtained from differences between the calculated values of gas chromatography and the experimental data of Engler method.

利用模型计算值与实验值之间的误差获得模型校正参数，对原始模型进行校正。

According to "" Shanxi province plague monitor scheme "" and "" Shanxi province plague scheme implementing rules "" We collect the datd including the mouse density, mouse type,epizoic parasite and experimental results of 12 monitored county during 1988～2005 .In the meantime we analyze the data using SPSS statistical method.

按照《山西省鼠疫监测方案》及《山西省鼠疫监测方案实施细则》要求，于1988～2005年在山西省十二个鼠疫监测县开展监测工作，对所收集到的监测数据进行整理，同时用SPSS软件包作统计处理和分析。

Because ShanXi province has the history of plague epidemic, plague will be introducted or will happen anytime. Besides monitoring the plague which happens among mouse in Shanxi Province, using scientific analysis method to analyze mouse density, mouse type,epizoic parasite and experimental resuits in orde to find the relations between mouse density, mouse type,epizoic parasite endency and plague prevalence. It will provide scientific basis to. forewarn , prevents and controls plague epidemic in ShanXi province.

山西省是鼠疫历史疫区，鼠疫随时可能传入或发生，所以在山西省除搞好鼠间鼠疫监测外，运用科学的分析方法，通过对山西省鼠疫监测点鼠密度、鼠种类、体外寄生蚤监测数据及实验室检验结果进行分析，探索不同监测地区鼠密度、媒介数量与鼠疫流行的关系，将为山西省鼠疫的预测预警和防治工作提供科学依据。

Six-factor and three-level orthogonal experimental design was used to optimize the SFE co nditions as guided by the content of total coumarins in the extract. Constituent s of the coumarins were analyzed by GC-MS, and their relative contents were det ermined by normalization method of areas.

采用正交试验设计方法，以提取液中总香豆素含量为考察指标，对总香豆素提取条件进行优化，并用气相色谱质谱联用技术对超临界样品进行分析鉴定，利用面积归一法测定其相对含量。

This dissertation includes two parts. The first part deals with study on gas-phase reactions of metal ions with ethanethiol molecule by using the laser ablation-molecular beam method and density functional calculations. The second part describes experimental and theoretical study on VUV photoionization of some molecules using synchrotron radiation.

本论文分两大部分，第一部分介绍利用激光溅射-分子束技术研究金属离子与乙硫醇的气相反应，并用密度泛函理论研究了反应形成的团簇离子的结构和特性；第二部分介绍一些分子的真空紫外同步辐射光电离，结合量化计算分析了实验结果。

We amplify the method of test and research the data, then draw the conclusion of system application in the finished oil pipeline from Karamay to Urumchi, according to experimental effect and give the problem in exite and advise for improvement.

说明了调试方法，对测试数据进行了分析，根据试验效果对该系统在克-乌成品油管道上的适用性做出了结论，提出了存在问题和改进建议。

Therefore, the previous data of heats of formation of polynitrocubanes estimated from groupadditivity method are corrected.3. Calculations indicate that, for polynitrocubanes, there are parallel relationships between their experimental kinetic acidities pKa, the average s characters in the exocyclic carbon orbital used for the C-H bonds within each molecule, and the average C-H stretching frequencies within each molecule.

计算结果表明，多硝基立方烷的实验动力学酸性pK_a、分子内用于形成C-H键的环外碳轨道平均s成分和分子内的平均C-H伸缩频率之间，存在平行的递变关系，这对基于s_a或v_a的数值预估动力学酸性pK_a、进而指导多硝基立方烷和其它相关化合物的合成有助。

Therefore, the previous data of heats of formation of polynitrocubanes estimated from groupadditivity method are corrected.3. Calculations indicate that, for polynitrocubanes, there are parallel relationships between their experimental kinetic acidities pKa, the average s characters in the exocyclic carbon orbital used for the C-H bonds within each molecule, and the average C-H stretching frequencies within each molecule.

计算结果表明，多硝基立方烷的实验动力学酸性pK_a、分子内用于形成C-H键的环外碳轨道平均s成分和分子内的平均C-H伸缩频率(来源：AB0eC论文网www.abclunwen.com)之间，存在平行的递变关系，这对基于s_a或v_a的数值预估动力学酸性pK_a、进而指导多硝基立方烷和其它相关化合物的合成有助。

The experimental teaching method and content of fermentative project in the past can not adapt to the development of biotechnology industry, at the same time can not meet the needs of training talented person of biotechnology.

以往的发酵工程实验教学方法和内容已经不能适应生物技术行业迅速发展的需求，同时也满足不了对生物技术人才培养的需求。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。