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The concerned research works of VFTO is investigated.A new transient circuit model to the question of the steep front and high amplitude value of VFTO is proposed based on general transient circuit model. The numeric simulation that disconnector switched off short bus has been proceeded by using above circuit model and the comparison of results with the one based on EMTP are given.

首先针对操作GIS中隔离开关所产生的快速暂态过电压上升时间短及幅值高的特点，在一般暂态电路模型的基础上提出了新的暂态电路模型，并利用该模型，对GIS中隔离开关切断短母线的等值电路进行了数值模拟，并与电磁暂态程序的计算结果进行了比较。

Plastic printed cards and membership cards to make the plate cylinder truck with a good book Edition, set machine that could stay out of the bottom side of the head, collers, minithoracotomy, and so on location, xcopying of collers 印张 for the page number and proofing for comparison on in order to prohibit imposition disnature, reverse caused by collers business card printing and membership card making quality accident.

胶印制卡和会员卡制作时，给在印版滚筒不卸装好书版，调好机械，并留不入书刊天头、不天脚、暗语等场所，需不兵编好的书刊页码与打样印张举行差比力差，以杜绝拆版错位、倒置等引起的书刊制卡和会员卡制作质量事不新。

The mount of germ and fungus quantity in soil are remarkably increased for the continuous cropping about 5 years, puts the trichobacteria quantity always change tendency to reduce;The edaphon total quantity, the bacterium quantity change reduces generally above the continuous cropping 5 years and below 5 years (including 5 years) the change are not obvious;In the nitrogen physiology group by ammoniates the bacterium primarily and the quantity changes are not very big;The nitrifying bacteria quantity is lower than the comparison (non- continuous cropping), the quantity of denitrifying bacteria is opposite;The alkalinity phosphatase, the urease, invertin activeness have a closed relations with the continuous cropping when it will increase less than 5 years or decrease in more than 5 years. The relation between catalase activeness and the continuous cropping is not very big. The reduction of the invertin activeness, the alkalinity phosphatase, urease activeness have slightly elevates, catalase activeness have no the regular changes.

表现为连作条件下土壤真菌数量显著增大，放线菌数量总的变化趋势降低；土壤微生物总量、细菌数量变化在连作5年以上普遍降低，5年以下(包括5年)则变化差异不明显；氮素生理群中以氨化细菌为主，但数量变化不大；硝化细菌数量低于对照组，反硝化细菌数量则相反：多酚氧化酶、转化酶活性在5年之前逐渐上升，5年之后逐渐下降，，脲酶活性随着连作年限增加持续上升，过氧化氢酶活性、碱性磷酸酶活性变化无规律。

Through the analysis and comparison of CT amd MRI data of 60 cases with subdural hematomas at cerebral falx or tentorium of cerebellum,we get more and further knowledge about MRI can provide correct diagnosis by combining imaging and clinic contributing to eleviating diagnositic rate,and MRI is superior to CT in qualitative diagnosis.

通过60例大脑镰、小脑幕硬膜下血肿的CT、MRI表现的比较分析，得到了进一步的认识，有助于提高诊断符合率，MRI在定位诊断方面优于CT。

Observing the medullary pattern and direction by the comparison of the MRI and CT images with serial sections of the brains, a new method of gyri localization on CT and MF I flms was discussed using the clock localization method.

综合地对脑冠状位MRI图像、横断面CT图像与相应的断层标本进行观察分析，并结合大量阅片找出髓突的分支走行特点。

Methods:The study group included 30 pregnant women diagnosed with PIH( 10 mild, 10 moderate, 10 severe). Thirty healthy pregnant women were selected as the control group. The serum was assayed for the activity of ACE by using color comparison method, hippuric acid used as the substrate.

选择轻、中、重度妊高征病人各10例为实验组，正常妊娠妇女30例为对照组，用马尿酸微量比色法检测血清中ACE活性，并进行对比分析。

With a high-rise hotel building as an example, calculates the pressurization air supply rate to the elevator hoistway by two methods, makes the selection based on comparison and presents the control measures of positive pressure proof.

以某高层旅馆建筑为例，用两种方法分别计算了电梯井加压送风量，通过比较确定了加压送风量，并给出了防超压控制措施。

Result The nursing 168esample hyperpietic are finally carried out interferes With front and back blood pressure level comparison,by that statistics handles P＜0.01,difference has notable meaning,level controlling blood pressure face to face in hypertension middle curing process,mental healing and nuring.

结果 将168例高血压患者进行护理干预前后血压水平比较，经统计学处理P＜0.01，差异有显著意义，在高血压病的治疗过程中，心理治疗与护理对控制血压水平具有重要作用。

In this experiment, we made a comparison and analysis of peroxidase total activity and isozymes of Paulownia trees with and without witch's broom by using spectrophotometer and incontinuous polyacrylamide gel electrophoretic methods.

分别采用分光光度法和不连续聚丙烯酰胺凝胶盘状电泳法，比较分析了感病与未感病泡桐树木的过氧化物酶总活性与同工酶的变化。

The medium for jamesonite treatment with Slurry Electrolysis Process is selected by systematic comparison and experiments.

通过比较和系统的试验，确定矿浆电解法处理脆硫锑铅矿的介质体系。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。