进行实验

On the base of the brief description of the drive and control system of micro-fluid and the experimental setting of the technology of micro-injection, a novel process of the hydrophobe treating used to mend the characteristic of the inner and outer surface on micro-pipette is designed, which can improve greatly the injected effect and eliminate the disadvantage such as seepage or regurgitation during injection. The author puts forward the way of measuring the inside diameter of the micropipette. The program of measuring micro injection amount is designed. The original data of the micro injection experiment are explained and interpreted at last in the thesis.

在简要描述微流体驱动控制系统和微注射技术实验条件的基础上，设计了改善微针内外表面特性的疏水化处理工艺，消除了微喷射过程中的渗流、回流现象，改善了微注射过程中的流动特性，提高了微注射效果，得到了数字化微喷射的实验结果；提出了精确测量微针内径的折射率法；设计了纳升级以下的微液滴量的检测方案；最后，论文对微注射技术实验中的原始数据进行了分析。

This research mainly adopts experiment, survey questionnaire, interview method, the experimental chemistry of several typical topic such as "separation of iodic element of kelp and inspection" and the properties of aluminum compounds "toothpaste and match in some ingredients" sodium nitrite and identification of salt experimental subjects were studied.

本研究主要采用实验法、调查问卷法、访谈法，对《实验化学》中的几个典型课题如&海带中碘元素的分离及检验&&铝及其化合物的性质&&牙膏和火柴头中某些成分的检验&&亚硝酸钠和食盐的鉴别&等实验课题进行研究。

By comparison with other experimental data we determined 42 energy levels of Cu and 13 energy levels of Ge. For the spectrum without experimental data for comparison, they are determined by isoelectronic sequence.

4 我们采用束箔光谱方法测量高离化态Cu和 Ge束的光谱线，与文献中的实验数据相对照，确定了 42条 Cu的谱线和 13条 Ge的谱线，对于无实验值可对照的谱线，利用理论值和实验值进行等电子序列证明。

In the rheological experiments for natural mafic rock samples there will be semibrittle deformation under lower temperature ranges, in contrast, there will appear melts at grain boundaries in the sample under higher temperatures, and this could greatly effect the rheological behaviors of samples.

在采用天然基性岩样品进行的流变实验中，存在因实验温度低而样品处于半脆性变形域与因实验温度高而样品颗粒边界出现熔体的矛盾。

Firstly, the condensation heat transfer of steam-air mixture on the outside of a horizontal smooth tube and four square thread tubes is studied experimentally, and then, the condensation heat transfer on axisymmetrical surfaces as well as vertical plates of any kind of vapors containing noncondensable gases is analyzed theoretically.

本文作者先实验研究含空气的水蒸汽管外冷凝时水平光滑圆管和强化换热圆管的传热特性，实验时控制主流混合气体的压力和空气的质量成分，并探讨建立实验关联式的方法；然后对含不凝气体的蒸气在竖直平板和轴对称壁面上冷凝换热进行理论分析。

Aiming at the characteristic of mechani cal speciality,the authers discuss that the mechan ical experi-ment teaching system has been reformed to train students engineering practice ability and in novative ability.

为了在机械实验教学中培养学生的机械工程实践能力和创新能力，针对机械专业的特点，对机械实验教学体系进行了改革，把实验划分为基本技能型、验证型、演示型、综合型、设计综合型和研究型，介绍其具体内容和做法。

With Platycodon root as experiment material, on the base of single factor experiments (extraction time, extraction temperature and so on), then through the experimental design of response surface methology, the conditions of extraction are studied.

以桔梗为实验材料，在提取温度、提取时间、料液比等单因素实验的基础上，利用响应曲面实验设计法对桔梗皂甙提取条件进行研究，并通过回归方程和响应曲面，得到了最佳提取工艺。

The research of polymer/layered silicate nanocomposite was introduced detailedly, including the classify, property and the latest research advance. On the basis of consulting the document and the exploratory experiment, the experimental method which first creative preparing poly (acrylonitrile-vinyl acetate)/raontmorillonite nanocomposite by emulsion intercalation copolymerization was established; the structure and property of polyacrylonitrle different molecule weight with inorganic mineral super fine nanocomposite was reseached. The reaction principle of PMMA by photo-initution was explored. The mixture principle with productor condition, property of PE/Clay nanocomposite milt insert was seal prived. By PS/Clay nanocomposite munufacture, the monomer ins-polymerization and polymerial solution was proved.

在查阅文献和探索性实验的基础上，确定采用乳液原位插层聚合方法首先创制了聚/蒙脱土纳米复合材料，利用正交实验得出了最佳实验条件，通过X射线衍射和红外光谱对纳米复合材料的结构进行表征，研究了复合材料的溶解性能，并测定了其溶液的绝对粘度；研究了不同相对分子质量的聚丙烯腈与不同的无机矿物超细粉复合材料的结构与性能；探讨了在蒙脱土中光引发聚甲基丙烯酸甲酯的反应机理；通过聚乙烯与粘土的纳米复合材料制备，探讨了热塑性树脂熔融插层复合机理与最佳工艺条件和复合材料性能关系；通过聚苯乙烯与蒙脱土纳米复合材料制备，验证了单体原位聚合插层和聚合物溶液插层机理。

Meanwhile,we have observed the effect 3 ABSTRACT of different suspension aid on suspensions,made sure that PVP should be the suspension aid and detected the effects of different process of preparing suspensions,different batches,various concentrations of PVP and temperatures on the stability of suspensions by freezing-heating circulation test,observing samples under combient temperature and rheometry test.

同时，在纳米炭混悬液的制备和稳定性研究中，考察了不同助悬剂对混悬效果的影响，确定聚乙烯吡咯烷酮作为助悬剂，并考察了离心加速条件下制备混悬液工艺、批号、PVP浓度及温度等因素对混悬液稳定性的影响，进行了冷冻-加热循环实验、室温下留样观察实验及流变性实验。

In order to verify that free radical damage and pulmonary surfactant deficiency may be two of ARDS major mechanisms, we used ARDS animal model to proceed to a prevention and treatment test of ARDS model by pulmonary delivery, results of animal study showed that the drug preparation can evidently reduced the mortality and pulmonary edema of model animals . Animal tests had showed that the drug preparation has no abnomal toxity.

为了验证自由基损伤和肺泡表面活性剂缺乏的结合可能是ARDS发病的主要因素以及制剂的疗效，通过建立ARDS实验动物模型对该制剂进行肺部给药防治ARDS的模型动物试验，实验结果表明能明显降低模型动物死亡率和肺水肿，同时，动物实验证明该制剂无异常毒性。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐