实验

In this paper, acetylsalicylic acid, cyclohexanone Preparation of micro-content of the experimental design, in different reaction conditions were carried out under analysis to optimize the improvements and chemical experiments on the basis of conventional experimental and micro-experimental comparison, being The experimental results consistent with the premise, fully reflects the micro-chemistry experiments to save time, save the amount of reagents, as well as many advantages such as reducing environmental pollution.

本文阐述了乙酰水杨酸、环己酮微型化制备实验的设计内容，在不同反应条件下进行了对照分析，从而进行优化改进，并就基础化学实验中常规实验与微型实验进行比较，在得到一致的实验结果的前提下，充分体现了微型化学实验节省时间、节省试剂用量、以及减少环境污染等诸多优点。

Through the study of the selected experiment, such as Thermodynamics, Dynamics, Electrochemistry, Surface and colloid chemistry and measurement of the important physical chemical properties, students can master the observation and taking record of experiment phenomenon, the measurement of experiment data, the analysis and induction of experiment results, etc, a series of precise experiment techniques.

学生通过对选定的化学热力学、相图、化学动力学、电化学、表面与胶体化学等相关实验内容的学习，通过重要的物理化学性能测定，熟悉物理化学实验现象的观察和记录、实验数据的测量和处理、实验结果的分析和归纳等一套严谨的实验方法，掌握物理化学的基本实验技术和技能。

A large number of simulation experiments of regenerating the hybrid vehicle's inertial energy are done on the experimental equipment adopting the single neuron self-adaptive PID algorithm to control the brake speed, torque and power, and a large number of simulation experiments of regenerating the hybrid vehicle's gravitational energy by constant rotational speed are also done.

研究设计了可以模拟车辆串联混合传动系统驱动、制动和坡道行驶工况的二次调节综合实验台，建立了实验系统的数学模型；采用单神经元自适应PID控制算法在二次调节综合实验台上进行了车辆串联混合传动系统转速控制制动、恒扭矩制动和恒功率制动回收车辆惯性能的模拟实验，进行了恒转速控制回收车辆重力能的模拟实验，通过实验验证了理论分析的正确性。

We can do many interesting experiments in science class. That's why we like science class very much. However, some experiments are difficult and dangerous. For example, something acid and alkaline will erode our body. Besides, indicators are very dangerous. So, be very careful to do any experiments inscience class! This is our experiment in science class.

我们喜欢上自然课，因为上自然课可以做实验，我们的自然实验有些有趣，有些困难，不过全都非常好玩，可是有些实验会使我们得生命有危险，像水溶液实验，因为酸、碱性的水溶液，会是我们的身体腐蚀，指示剂也非常危险，所以做实验要非常小心，以上就是我们的自然实验。

Under the guidance of my mentor, my study work consists of the investigation of laboratory animalstatus of 30 provinces all over the country, visiting about 20 institutes about laboratory animal science,review of the jurnals and magazines in this field lately 8 years, and browing through websets of morethan 20 institutes overseas. Summarized my experience on macro management in this field for manyyears, investigated and analyzed the development rules of laboratory animal science in China andabroad, and resumptively proposed my research results.

本人在导师指导下，对全国近30个省市的实验动物科学工作进行了资料调研，走访了20多家与实验动物科学有关的机构，查阅了近8年来有关实验动物科学的期刊杂志，浏览了20多家国外的实验动物科学网站，总结多年来从事实验动物科学宏观管理和具体研究工作的经验，全面分析研究了国、内外实验动物科学发展的状况及发展规律，概括提出了今后我国实验动物科学的发展思路和发展模式。

A Bacteriocin-producing Lactic Acid Bacteria R260 strain was screened from plant-material. The morphological, physiological and biochemical features of R260 strain were as follows, the bacterial cell was gram-positive, straight rot-shaped, single or pairs and the spor wasn't found. VP reaction, nitrate reaction, gelatin liquefy and catalase reaction were negative. Glucose, fructose, sucrose and maltose were fermented to organic acids.

本实验从植物性材料中筛选到一株产细菌素的菌株 R260，菌株的形态观察和生理生化性质测定结果显示，菌体细胞呈杆状，单个或成对出现，革兰氏阳性，无芽孢；接触酶反应、硝酸盐还原实验、明胶液化实验、产氨实验、水解淀粉实验、硫化氢产生实验和 VP 实验均为阴性；发酵葡萄糖、蔗糖、麦芽糖、果糖和核糖。

Based on the theories of rheology, Non-Newtonian Fluid Mechanics, petroleum chemistry, crystallography and pipeline technology etc. and sampling Huabei crudes, experimental indexes and programmes are drew out, integrating the oil properties and parameter analysis; in terms of the macro analysis of continuum mechanics, substantial experiments are conducted with HAAKE RS600 rotational rheometer and the rheological equation as well as the viscosity-temperature equation are further developed with tested rhrogramme and viscosity-temperature curve, respectively. Beased on the researches on thixotropic mechanism and thixotropy fluid property, hysteresis loop curve, structure failure and viscosity build-up curve as well as shear stress decrement curve for one type oil are first present in this paper. According to the theoretical researches and testing results, a novel thixotropy equation with τ=τ_∞e~ pattern, which is of hi-accuracy, few parameter and simplicity, is developed. Considering the influence of various parameters on rheological behaviour, depressant adding condition is optimized and experimental evaluation on BEM-5P is conducted, which further unrip its mechanism on the Huabei crude. A corresponding viable pipe transportion programmel is also recommended.

本文基于原油流变学、非牛顿流体力学、石油化学、结晶学、原油管输工艺学等理论，以华北原油为研究对象，结合原油物性及实验影响因素分析，制定出实验研究的评价指标及实验方案；从连续介质力学宏观分析的角度，利用HAAKE RS600高端旋转流变仪开展了大量的室内实验，并运用微观研究方法，测定了油样的流变曲线和粘温曲线，建立了流变方程和粘温方程；通过对触变性机理和触变性流体特征的研究，首次对华北原油测定出滞回环曲线、结构破坏与恢复粘时曲线、剪切应力裂降过程曲线，并在理论研究和实验结果的基础之上，建立了能定量描述含蜡原油剪切应力裂降过程的新型三参数触变模式τ=τ_∞e~b/(t+c，该模型具有精度高、参数少、实验简便且适用性强的特点；通过对含蜡原油流变性的影响因素理论研究，开展了加剂条件优选及BEM-5P降凝剂室内评价实验，进一步揭示了降凝剂对华北原油作用机理，在此基础之上，提出了华北原油管输的可行性方案。

Based on the theories of rheology, Non-Newtonian Fluid Mechanics, petroleum chemistry, crystallography and pipeline technology etc. and sampling Huabei crudes, experimental indexes and programmes are drew out, integrating the oil properties and parameter analysis; in terms of the macro analysis of continuum mechanics, substantial experiments are conducted with HAAKE RS600 rotational rheometer and the rheological equation as well as the viscosity-temperature equation are further developed with tested rhrogramme and viscosity-temperature curve, respectively. Beased on the researches on thixotropic mechanism and thixotropy fluid property, hysteresis loop curve, structure failure and viscosity build-up curve as well as shear stress decrement curve for one type oil are first present in this paper. According to the theoretical researches and testing results, a novel thixotropy equationwith τ=τ_∞e~ pattern, which is of hi-accuracy, few parameter and simplicity, is developed.Considering the influence of various parameters on rheological behaviour, depressant adding condition is optimized and experimental evaluation on BEM-5P is conducted, which further unrip its mechanism on the Huabei crude. A corresponding viable pipe transportion programmel is also recommended.

本文基于原油流变学、非牛顿流体力学、石油化学、结晶学、原油管输工艺学等理论，以华北原油为研究对象，结合原油物性及实验影响因素分析，制定出实验研究的评价指标及实验方案；从连续介质力学宏观分析的角度，利用HAAKE RS600高端旋转流变仪开展了大量的室内实验，并运用微观研究方法，测定了油样的流变曲线和粘温曲线，建立了流变方程和粘温方程；通过对触变性机理和触变性流体特征的研究，首次对华北原油测定出滞回环曲线、结构破坏与恢复粘时曲线、剪切应力裂降过程曲线，并在理论研究和实验结果的基础之上，建立了能定量描述含蜡原油剪切应力裂降过程的新型三参数触变模式τ=τ_∞e~b/(t+c，该模型具有精度高、参数少、实验简便且适用性强的特点；通过对含蜡原油流变性的影响因素理论研究，开展了加剂条件优选及BEM-5P降凝剂室内评价实验，进一步揭示了降凝剂对华北原油作用机理，在此基础之上，提出了华北原油管输的可行性方案。

Results: Compared with the C group, the contents of CORT in blood and ACTH in pituitary gland are increased at the different time points. Compared with the C group ,the contents of CR11 in Hypothalamus are enhanced in S and SAI groups on list but those are reduced in S and SM groups on 16st and 21st. Compared with the S group ,the contents of CORT in blood and ACH in pituitary gland are increased in SM group on 11 at. Compared with the SM groups, the contents of CORT in blood are reduced in TKXLD groups on 11st, l6st and 21st. Compared with the SAT group respectively, the contents of CRH in Hypothalamus are decreased in TKXLD group on list and those in TKXLD group are increased on 16st and 21st.

结果：实验第11、16和21天悬吊组和悬吊加辐射组大鼠血清CORT和垂体ACTH含量高于正常组；悬吊组和悬吊加辐射组大鼠下丘脑CRH含量在实验第11天高于正常组，在实验第16天和21天低于正常组；实验第11天悬吊加辐射组大鼠血清中CORT的含量高于悬吊组；实验第11、16和21天，中药组大鼠血清CORT含量低于悬吊加辐射组，垂体ACTH含量低于悬吊加辐射组；中药组大鼠下丘脑CRH含量在实验第11天低于悬吊加辐射组，在实验第16天和21天高于悬吊加辐射组。

In the first chapter ,I expound my experimental hypothesises, the basis of experimental hypothesises , experimental principles ,all sorts of experimental variables and experimental significance.

在&导言&部分，阐述了本实验的提出背景、实验目的、实验假说、实验假说的理论依据、实验变量种类、实验原则、实验意义。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。