查询词典 quantitative analysis

The quantitative method for risk analysis of city natural gas pipeline is put forward based on event tree analysis and fault tree analysis.

单位：1。重庆大学城市建设与环境工程学院，重庆 400045； 2。

Firstly, based on literature review and qualitative surveys, the modified risk factors that affecting the effect of hypertension management in the underdeveloped rural area were identified, the specific questionnaire and SIPHF were developed, and the first cross-sectional study was conducted. Secondly, the surveyed population were then divided into intervention group and control group, and periodic health education and following up were conducted to the intervention group for six months; Thirdly, the second cross-sectional study was conducted to evaluate the effect of intervention by qualitative and quantitative survey, the indicators include the knowledge awareness rate and the right belief rate for hypertension control, and the behavior prevalence related to hypertension intervention, the disease burden, the life quality and clinical outcomes resulted from hypertension, the dynamic tendency of blood pressure and the patients\' satisfaction. And the factors related to the effect of hypertension management was evaluated; Finally, SWOT analysis was conducted to evaluate the factors affecting the intervention process and effect, based on the results of qualitative and quantitative surveys on the factors related to effect of the intervention, and to provide evidence-based suggestions for SIPHF improvement and policy-making in the underdeveloped rural area in China.

首先，在文献综述和定性调查的基础上，确认影响欠发达地区农村高血压患者管理效果的因素，设计调查问卷和高血压管理方案，并开展第一次横断面调查；其次，将调查乡镇分为试验组和对照组，对试验组患者开展健康教育和定期的随访管理，对照组患者则按常规工作对待；第三，实施规范化管理6个月后，采用定量调查和定性访谈等方式评价管理效果，通过第二次横断面调查，对试验组与对照组干预前后的危险因素变化情况及干预效果进行评估，评估内容包括患者的知识、信念和行为等与高血压防治有关的危险因素指标，及其产生的疾病负担、生活质量、临床指标、血压水平变化趋势、干预组满意度等结果指标，并分析影响高血压干预效果的因素；最后，采用SWOT分析，根据定性和定量调查结果分析该类地区今后全面开展该项工作所面临的内部和外部环境因素，并为欠发达地区农村高血压规范化管理方案完善及政策制定提供循证建议。

The phenotype values of the major gene and polygene mixed inheritance of quantitative trait demonstrate multimodality, showing the mixture of more than one normal distributions, that is corresponding to more than one major gene genotypes, so the selection is different from common quantitative trait in model hypothesis and analysis.

主基因-多基因混合遗传的数量性状，其表型值呈现多峰性，表现为多个正态分布的混合，即对应多个主基因基因型，其选择与普通数量性状的选择在模型假定以及分析上都有很大的不同。

This article that focuses on the systematic and in-depth research in the current primal problem about abnormal burst pressure reservoir depress burst pressure has procured following main fruits:1 It forms the method which could obtain massive vertical static state mechanics parameters.2 In a foundation of acquisition of rock mechanics parameters,apply bent lamella that as mechanical model along with characteristic of actual geologic characteristics to analysis curvature for anticlinal strcture, get homologous tectonic stress value throug relation between the curvature and stress and different principal curvature in anticlinal structure,consequently set up laminational stress model for anticline reservoir. The block lamination for existed fracturing date has formed method of setting up mechanical model of lamination terrestrial stress by abtaining the block tectonic stress coefficients which are got by complex utilization test, laboratory test and fracturing date playback.3 Analysesing the main reason which lead to high burst pressure by considering the characteristic of reservoir geology,reservoir,and rock mechanics and reservoir damage,etc.Establishing burst pressure quantitative prediction model which provide gist for depressing construction risk and optimizing construction craft under the condition of open hole completion ,gun-perforated completion and damaged reservoir.4 Provding theoretical basis for interpreting acidification pretreatment which could depress busrt pressure by finding the relation between the influencing factors and rock machanics parameters and analysing the factors that have effect on rock mechanics parameters. Expounding the mechanism of reaction of mixed monomineral and acid from the angle of microcosmic element, evaluating quantitatively acid sensilility of different kinds of mineral effectively, and determing the first-order reaction dynamical equation of each mineral.5 Revealing rock mechanics property chage as a result of acid flooding in different condition by sandstone traumata experiment in different temperatures which combined with rock mechanics triaxial stress experiment.6 Associating damage mechanics with sandstone acidizing, established sandstone damage mechanics model in the foundation of the recognition on the rock mechanics parametric variation which is caused by acid-rock reaction in both macroscopic view and microscopic view ,also demonstrated those processes and quantitative estimated the acid busrt pressure to direct the site operation.

本文针对目前异常破裂压力储层降低破裂压力的主要问题展开较为系统和深入的研究，取得了以下主要成果：1形成了利用测井资料，结合室内岩芯测试结果，获取静动岩石力学参数的相关性特征，从而获得纵向上大量静态力学参数的方法。2在获取了岩石力学参数的此基础上，利用弯曲薄板作为力学模型，结合区块实际地质特征对背斜构造进行曲率分析，通过曲率与应力的关系，利用背斜构造不同部位的主曲率求得相应的构造应力值，从而建立起背斜储层的分层应力模型；对已有压裂资料的区块分层，形成了综合利用测试、室内实验、压裂资料反演获得该区块构造应力系数，建立起分层地应力的力学模型的方法。3综合考虑储层地质、油藏、岩石力学特性和储层伤害等因素，分析造成高破裂压力的主要原因，综合利用岩石力学、弹性力学等知识，建立了裸眼完井、射孔完井条件下以及储层受到伤害后的储层破裂压力定量预测模型，为降低施工风险和优化施工工艺提供了依据。4完成了物性、岩性影响岩石力学参数的因素分析，找出了各影响因素和岩石力学参数之间的关系，为从机理上解释酸化预处理降低破裂压力提供了理论基础；从微观元素的角度阐述了单矿物与酸反应的机理；并在此基础上，有效评价了各种矿物的酸敏感性，定量确定了岩石中各矿物的一级反应动力学方程。5完成了不同温度下的酸液类型、酸液浓度、注酸量等一系列砂岩损伤实验，结合岩石力学三轴应力实验，系统揭示了在不同条件下注酸而引起的岩石力学性质变化。6将损伤力学与砂岩酸化相结合，在宏观、微观两个方面认识酸岩反应引起岩石力学参数变化基础上，建立了砂岩损伤力学模型，并对其进行验证，在此基础上定量计算酸化后的破裂压力，有效指导现场施工

Many quantitative methods, including Descriptive Statistics, Reliability Analysis, Factor Analysis, and Canonical Analysis are used to test the hypothesis of this research.

分别以基本叙述统计、信效度分析、因素分析与典型相关分析等方法来进行实证并验证本研究所提出之各项假设。

The following results are made from this research: Assessing data quality and band combination of different bands in line with geo-target features in desertification areas, and determining basic bands for desertification monitoring. And understanding and studying the spectral features and variation rules of geo-targets in the experimental area, raising that it is the basis of geo-targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo-targets, realizing that in a great extent spectral-integrated-form-based classification method can remove the phenomenon of "different spectrum with same objects" resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo-target with similar spectral forms and much different values of whole reflectionratio. It is suggested that "red edge" range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel-based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. The remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed.

研究结果如下：首先针对荒漠化地区的地物特征，对高光谱数据不同波段的数据质量、波段组合进行了评价，提出了适用于荒漠化监测的基本波段选择集；初步了解和掌握了研究地区的地物光谱特性及变异规律，进一步明确了掌握地物光谱特征和变异规律是用成像光谱仪数据提取地物信息的基础；发现了基于光谱整体形状的分类方法在很大程度上能够消除由于传感器、地物目标观测方向之间的角度变化引起的反射率曲线整体平移的"同物异谱"现象，对于谱形相似而整体反射率的值相差较大的两类地物，通过引入均值和方差图像参与分类得到解决；研究还表明在植被"红边"范围内的波段是进行荒漠化监测的主要特征波段，这些波段与植被生物量和盖度都有密切的关系，是开展精细植被分类研究和植被定量反演的重要基础；像元的导数光谱分析可以消除土壤背景的影响，是进行植被生物量和盖度定量反演的有力工具；建立了荒漠化监测主要评价因子的定量反演模型，并分析了模型的适用性。

This paper used the integration of theoretical analysis and empirical , comparative analysis of vertical and horizontal integration, the integration of qualitative analysis and quantitative research methods.

本研究旨在对承灾体进行应急资源的脆弱程度分析，以此来度量的资源保障问题，并为提出降低脆弱性的政策和建议提供理论支持。

The following results are made from this research: Assessing data quality and band combination of different bands in line with geo-target features in desertification areas, and determining basic bands for desertification monitoring. And understanding and studying the spectral features and variation rules of geo-targets in the experimental area, raising that it is the basis of geo-targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo-targets, realizing that in a great extent spectral-integrated-form-based classification method can remove the phenomenon of "different spectrum with same objects" resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo-target with similar spectral forms and much different values of whole reflectionratio. It is suggested that "red edge" range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel-based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. The remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed.

研究结果如下：首先针对荒漠化地区的地物特征，对高光谱数据不同波段的数据质量、波段组合进行了评价，提出了适用于荒漠化监测的基本波段选择集；初步了解和掌握了研究地区的地物光谱特性及变异规律，进一步明确了掌握地物光谱特征和变异规律是用成像光谱仪数据提取地物信息的基础；发现了基于光谱整体形状的分类方法在很大程度上能够消除由于传感器、地物目标观测方向之间的角度变化引起的反射率曲线整体平移的&同物异谱&现象，对于谱形相似而整体反射率的值相差较大的两类地物，通过引入均值和方差图像参与分类得到解决；研究还表明在植被&红边&范围内的波段是进行荒漠化监测的主要特征波段，这些波段与植被生物量和盖度都有密切的关系，是开展精细植被分类研究和植被定量反演的重要基础；像元的导数光谱分析可以消除土壤背景的影响，是进行植被生物量和盖度定量反演的有力工具；建立了荒漠化监测主要评价因子的定量反演模型，并分析了模型的适用性。

Abastract:Analysis of major Genetic component analysis was performed for 7 quantitative characters of 50 faba bean lines and according to the analysis,18 lines were selected as parents.

对50个蚕豆品种的7个数量性状进行了遗传主成份分析，初步提出了评选蚕豆品种的遗传主成份标准，并筛选出18个综合性状优良的亲本品种。

Therefore international business communication should be given the particular attention for its specialty and complicities to indicate the stylistic features of this register. Since the corpus-based approach and the computerized analyze in stylistic analysis are more accurate and more scientific, the compared data and the observation results are shown on the basis of comparison between IBC and other registers, which include LOBA, BROWN, CET4, NEC, MEE and MTE. This thesis aims at making a quantitative computerized stylistic analysis on the following aspects: graphetics, layout, punctuation, vocabulary, words of top frequency, word length, diachronic deviation, abbreviation, sentence length, passive voice, cohesive devices, sentence group and discourse analysis.

本文在国际商务英语书信文体特点分析研究的过程中，基于语料库计算机化的科学准确的分析方法，在对商务英语函电文体与普通英语文体，四级英语(CET4)，海事公约文体，航海英语文体和轮机英语比较的基础上，从书写，格式，标点符号，词汇，高频词，词长，词汇变异，缩略语，句长，被动语态，连接词，句群以及篇章模式等方面归纳总结了商务英语书信的文体特点。

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