查询词典 system analysis

The testing, answering system was developed out by the ASP.net. Two test papers were abstracted from the system by the combination of the certain proportion and binominal distribution mathematical models stragety. The two test papers were tested by 52 students through the cross design. The difficulty and discrimination of items and the reliability and validity of the test papers were worked out with Education Statistics, factor analysis, relative analysis etc.

运用ASP.net技术开发了组卷、答卷、阅卷系统，应用重点等级定额比例分配与难度等级二项分布数学模型相结合的组卷策略随机抽出2套试卷，采用交叉设计对52名预防医学本科学生进行测试，用教育测量学原理、因子分析、相关性分析等方法分析两套试卷试题的难度、区分度和试卷的信度、效度。

The spatial analysis is an important component of GIS and distinguishes GIS from the general cartographic system and management information system . The spatial analysis performance is an important performance of GIS .

空间分析是地理信息系统的一个极其重要的组成部分，是地理信息系统区别于一般的制图系统和信息管理系统的根本所在，其性能是地理信息系统的性能的重要标志。

By analysis of the financing"s status and existing programs, we can point out the necessity and feasibility of introduction the social security tax in China, and collection of social security tax is the best way to conclude the social security funds.By the comparition and analysis of other countries" style of social security tax, it can give more lessons; in the premise of Chinese actual situtiation , we point out the overall design about the principle, the style, system design, and matching police. It will give benefits to the perfection of social security system..

然后，又通过对世界各国的社会保障税模式进行比较和分柝，以资对我国社会保障税的开征提供可借鉴的经验，并在尊重我国实际情况的前提下，从社会保障税设计应遵循的原则、社会保障税模式的选择，税制要素设及其配套建设等方面提出了我国社会保障税的总体设计，以期对我国社会保障体系的完善有所裨益。

To study the requirement and consumption of natural materials in the process of sustainable development of economic system, the natural material input of China economic system during 1990 to 2002 was analyzed and calculated using complexly the techniques of material flow analysis and structure decomposition analysis.

为研究经济系统可持续发展进程中对自然物质的需求与消耗，综合运用物质流分析方法和结构分解分析方法，对中国经济系统1990~2002年间的自然物质投入进行分析计算。

Utilizing the topological structural theory,an analysis was carried out on the linking relation and constraint relation between key components of the prototype vehicle suspension frame system.The topological configuration of suspension system was established,and the performance calculation analysis on key compone...

运用拓扑结构理论，对原型车悬架系统关键零部件间的连接关系、约束关系进行了研究，建立了悬架系统的拓扑构型，并对悬架系统关键零部件进行了性能计算分析，为转矩套管式悬架系统的深入研究与开发奠定了理论基础。

Thinking comprehensively of geological environment, ecological and nature environment, making surely the contents and emphasis of the environmental quantity assessment, establishing the index system of the environmental impact assessment and its ratings standard, studying the evaluation theories and its methods of the EQA, revealing time-space variety regulation of environmental quantity, studying the time-space distributes regulation of mineral pit water、waste heap eluviate water, tailingspile waste water and its heavy metals pollution and migration rules in surface water, groundwater, water department bottom mire, soil, applying division form R/ S analysis to research the development trend of heavy metals monitors data in water and soil, using mathematical statistics, gray theories, neural network, fuzzy evaluation, time order analysis to establish the forecast model of the EQA in mine geotechnical system.

综合考虑系统内地质环境、生态环境、自然环境，确定矿山岩土工程系统环境质量评价内容与重点，创建矿山岩土工程系统环境质量评价指标体系及其分级标准，研究矿山岩土工程系统环境质量评价理论和评价方法，揭示矿山岩土工程系统环境质量时空变化规律，研究矿坑水、废石场淋滤水、尾矿库废水时空分布规律及其引起的地表水、地下水、水系底泥、土壤等重金属污染及迁移规律，应用分形R／S分析研究水土监测时间序列发展趋势，再用数理统计、灰色理论、神经网络、模糊评价、时序分析等建立岩土工程系统环境质量预测模型。

The reaction system of AFLP (Amplified Fragment Length Polymorphism) in genus Eriobotrya was studied and the AFLP analysis system was established by detected the results of several reactions such as DNA extraction, enzymes restriction, adapter-ligation, pre-amplification and selective amplification; the main factors which affected AFLP analysis were analyzed.

通过检测AFLP分析中DNA提取、酶切及连接、预扩增和选择性扩增的结果，对影响AFLP分析的主要因子进行分析，建立了AFLP分析体系。

Through thermodynamic calculation and electrochemical analysis of multiple redox reactions on the minerals of galena, sphalerite and pyrite in different system, it could be found that pulp chemical environment in which hydrophobe of collectorless flotation produced was beneficial to reduce collector dosage in existing flotation system; electrochemical analysis on sphalerite had been engaged; and pulp chemical environment of OPF for lead-zinc-iron sulfide minerals and relevant selective measure for collector and modifer were established.

通过对方铅矿、闪锌矿、黄铁矿在水体系、调整剂体系、捕收剂体系中由局部电池造成的多种氧化—还原反应的热力学分析和电化学测试，补充和完善了铅锌铁硫化矿浮选电化学理论。提出了矿物表面无捕收剂疏水体生成的矿浆化学环境有利于降低现有浮选体系中捕收剂用量的观点；成功地进行了闪锌矿的电

Function analysis for system validation and the analysis of kinematical characteristics of the system can be performed with the method pressented.

应用本文方法可进行该系统的功能校核和运动学特性等分析，在此基础上，可对系统的缓冲阻尼特性进行动力学分析。

Morphological indices of aboveground and underground organs of Plantago virginica were determined using Leaf Area Analysis System (FOCTA STD 1200P) and Root Analysis System (RHIZO STD 1600+) to investigate the influence of population density on the root morphology of the plant.

应用叶面分析仪、根系分析仪对北美车前地上和地下部分形态进行了测定，考察北美车前种群密度对植株形态学参数的影响。

Tom: You are right, he worked hard all the time.

你是对的。他一直都是努力工作。

Take shortcomings,failures,and mockings of others as commonplace and a drive to complete oneself,hold your own opinion over the evalution and disscution divested from others,afterwards sink into the state of eliminate mistakes if any or encourge oneself being not being influenced by the sayinngs of others or having no ideas to do.

把缺点、失败及别人的耻笑等看成是一种常事，当成完善自己的动力，对别人的评价和议论自己心中有主见，做到&有则改之，无则加勉&，不为人言所左右或无所适从。