查询词典 experiment

Analysis the actuality and teaching reforming contents of pre-experiment in traditional Chinese medicine chemistry course, on the base of the traditional pre-experiment mode, some experiences which deserve popularized are explored.

分析中药化学预试验教学的大致现状和改革后的内容，在中药化学预试验的传统教学模式上，探索了一点值得推广的经验。

After carrying out Moderate Criterion Devise in the experiments of mathematical teaching, the author make amazing discovery that two classes with the same lever pre-experiment turn out to be no striking difference pro-experiment...

利用数学教育实验中的准试验设计，发现试验前同一水平的两班，在试验后有显著差异；试验前有差异的两个班，在试验后没有显著差异或差异度减小。

The author used methods such as observation, interviews and questionnaires, compared the students'pre-experiment and post-experiment writing scores and their motivation for writing through questionnaires and drew the following conclusion: Carefully designed task-based activities play an important role in motivating students'writing in English.

本研究还使用了观察、访谈、调查问卷等科研方法，对高一初入学时与高一学期末在任务型写作教学实施前后对学生产生写作动机的状况进行了对比分析，结果进一步证实了灵活的任务型教学对激发学生在写作上的学习动机起到了十分重要的作用。

All the process of this group was recorded by participant observers, non-participant observers, pre-experiment meetings, post-experiment meetings, photos by camera, and members' feedback.

研究资料的来源包括：工作人员的参与观察纪录、非参与观察记录、团体前会议纪录、团体后会议纪录、团体历程摄影、成员回馈等，研究资料幷以质性研究分析法进行分析。

In the dynamic experiment of wet air oxidation of phenol with pelletized Ru/ZrO2-CeO2, phenol and COD reduction was maintained at 96% during 110 h of reaction. The concentration of the main intermediates was small. In the experiment of catalytic wet air oxidation of phenol, the leaching concentration of active species was small. There were small amounts of carbonaceous deposits on the surface of the used catalysts, and the carbonaceous deposits can be completely oxidized at 300℃.

在110h的催化湿式氧化苯酚反应中，苯酚和COD的去除率维持在96%左右，反应过程中活性组分的溶出浓度很小，催化剂表面有少量的积炭，但积炭在300℃能够被完全氧化。

Through the oil leakage experiment and fault detecting experiment in laboratory condition, it is examined that the pipeline safety inspection system could respond to oil leakage in time and find out the fault position. The location precision of 50 meter in 5-kilometer distance reaches the expected goal.

通过在实验模拟环境下进行的管线故障检测和定位实验，证明该系统能够在管线发生泄漏时及时响应，可以较准确的检测故障点的位置，在5公里的范围内，定位精度达到50米，实现了预期要求。

Summary: Regard guava as raw materials, adopt the organic solvent to extract the law, pass the single factor experiment and orthogonal experiment, to influence many phenol draw abstraction pharmaceutical kind of quantity, draw pharmaceutical volume mark, draw time, draw temperature factor go on the discussion compared with material liquid,etc., the ones that confirm much phenol of guava draw the craft parameter bestly: Volume mark 70% ethanol according to material 1:10 volume ratio of liquid, 70 ℃lay reflux draw 40min in temperature, many abstraction amount of phenol can reach 62.35mg/g be thing.

问题补充：不好意思，我修改了一下摘要，正文应该是：以番石榴为原料，采用有机溶剂萃取法，通过单因素实验和正交实验，对影响多酚提取量的提取剂种类、提取剂体积分数、提取时间、提取温度和料液比等因素进行探讨，确定番石榴多酚的最佳提取工艺参数为：体积分数为70%的乙醇按1∶10的料液比，在温度70℃下回流提取40min，多酚的提取量可达到62.35mg/g干物。

Design and make tubular-support and columns-support lucite silo models as well as rubber cushion imitating elastic foundation. Make static and dynamic experiments on elastic and rigid foundations under several kinds of working condition and correct the experiment condition according to FEM calculating result and re-experiment.

自行设计并自制了筒承式和柱承式有机玻璃筒仓模型及弹性地基的模型—海绵橡胶基，进行了在刚性及弹性地基上多种工况的静、动力实验并根据计算结果对实验条件进行修正后再次试验。

The kinetics model was gotten based on the alkyl mechanism, light olefins re-absorption and re-reaction. The kinetics experiment is carried out over the selected Fe-Mn-K catalyst, and the kinetics model parameters is got base on the kinetics experiment data. The parameters explain the reaction results that the carbon monoxide content is high, the methane content is the biggest of the hydrocarbon products and the olefin content is bigger than the corresponding alkenes content.

本文同时对该反应的反应机理和动力学进行了研究，以烷基机理为基础，建立了考虑烯烃再吸附和二次反应的动力学模型，并在选定的催化剂上进行了相应的动力学实验，结合动力学实验数据计算得到了相应的动力学模型参数，模型参数值解释了反应产物中CO的含量较高，以及烃类产物中CH4含量最高和烯烃含量大于相应的烷烃含量。

Finally, the experiment equipment was improved and separation characteristics of two-phase vortex tube were studied by conducted experiment.

最后，根据喷嘴形式的分析结果改进实验设备，设计两相涡流管实验流程并进行了相关实验，得到了两相涡流管混合物分离的基本特性。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。