• The final ERD (entity relationship model diagram) and system datum dictionary are given through data sheets normalization during logic design and physical design.

    逻辑设计物理设计过程中通过数据规范化后得出最终ER模型给出系统数据字典

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  • Regressing and fitting the experimental datum, the aim is to establish an empirical mathematical model for filtration rate of phosphoric acid slurry.

    实验数据进行回归拟合建立磷酸料浆过滤速度经验数学模型

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  • Through studying the relationship between space vectors of different coordinate systems, a new model of three-dimensional datum transformation is proposed.

    空间几何角度出发,利用空间向量关系研究坐标转换,提出一种新的三维基准转换模型

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  • A model about valuing the contribution rate of economy growth was built, based on three kinds of datum.

    我们基于三类经济数据,建立测算人力资本经济增长贡献率模型

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  • A group of equations of assembly datum variation is proposed to model assembly tolerance chain and tri-dimensional tolerance analysis result is obtained through solving those equations.

    提出装配基准变动方程组建立装配公差模型通过求解此方程组获得三维装配公差链的分析结果

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  • Based on analysis of the original datum, a model of evaluation function that reflects safety condition of evaluated object is constructed so as to simplify the process of the same evaluated target.

    通过原始数据分析建立反映评价对象安全状况综合指标函数模型从而简化后续同类评价目标工作量。

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  • After the mathematical model of the system is developed, a practical method of establishing a testing datum is advances. Moreover, the system error is analyzed and estimated.

    建立测量数学模型之后,提出适用测试基准建立方法对基准建立后的系统误差进行了分析计算。

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  • Under the base of studying the typical location plans of prismatic parts, process model and fuzzy comprehensive evaluation model of location datum selection are established.

    分析箱体类零件典型定位方案基础,建立了定位基准选择过程模型综合评判模型。

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  • The well log response model of the datum cycle is developed through core calibration and well logging, classifying the middle-term cycle of datum level.

    通过岩心标定测井建立基准面旋回测井响应模型划分中期基准面旋回;

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  • This paper approaches the reference datum of GPS and electronic map from concepts model, and analyses the basic relations of coordinate transformation.

    概念模型角度探讨了GPS电子地图参考基准问题。

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  • The classification probability model of household can provide the element datum of traffic trip generation forecast which use cross classification method.

    建立家庭分类概率模型可以使用交叉分类分析法交通产生预测提供基础数据

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  • In solving the problem of children's emotional social skill shortage, people question datum and training effects of the traditional emotional social skill training model.

    解决情感性社会技能缺乏问题上,传统情感训练模式在理论依据训练效果上受到许多质疑

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  • We analyze the influence of finance income target with auto-part industry through correlative model and datum based on Changchun.

    第四章建立模型,选取数据细致地分析汽车产业集聚对财政收入经济指标影响长春为例

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  • The isostatic theory of crust vertical movement is introduced. On the basis of the flux isostatic datum, a dynamical model, by which the crust vertical movement can be described is established.

    介绍了地壳垂直运动均衡理论基于全球通量均衡基准建立了任意坐标系下描述地壳垂直运动的动力学模型

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  • Based on the characteristic of GM (1, 1) model, this paper presents a new modelling method for the model through adding a datum to the beginning of raw data sequence.

    根据GM(1,1)模型特点通过原始数据序列个数方式提出了建立GM(1,1)模型的一种方法。

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  • Thereinto forecasting of water requirement is the datum basic and critical condition of multi-dimension critical adjustment model;

    其中需水预测最终多维临界调控模型提供数据基础边界条件

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  • Through this model the system can mine real-time datum, produce continuous, dynamic temporary cases, update the knowledge base in real time and meet the needs of the practical problems.

    通过模型使用基于动态数据挖掘案例推理技术,对数据进行实时挖掘,产生连续、动态的临时案例库,实现知识库实时更新从而满足实际问题变化的需要

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  • With the addition of new deformation datum the model parameters are continuously modified.

    随着数据加入,适时修改预测模型参数

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  • The datum flow chain model was researched and 3d variation buildup was calculated based on the model.

    研究精密零件装配基准信息模型基于模型的3d偏差累积计算方法

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  • Objective: To establish 3-dimensional model of skull using SCT datum and discussing its application in craniofacial surgery.

    目的螺旋CT数据资料建立三维模型探讨了模型颅颌面外科领域的应用

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  • This paper discusses how to establish multilayer storage structure and automatically reduce small scale graph from large scale mapping database by theory of changed-focuses Datum Model.

    作者通过变焦数据模型原理探讨如何建立多层存贮结构,将数字地图中的比例尺地图数据库自动导出比例尺图形

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  • Objective the research aims to investigate the application of time series analysis method on time series datum, and establish forecasting model on cholecystitis incidence rate in Haixizhou region.

    目的探讨时间序列分析方法时间序列资料中的应用建立海西州地区胆囊炎发病率预测模型

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  • Magnetic susceptibility datum of 1009 samples from 8 well detritus analyzed and reservoir model provided in profile and plan.

    基于这个认识,对取自8口井1009件碎屑磁性样品进行了分析,对碎屑岩层性质进行了岩石磁学描述

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  • For gray model, the longer of original datum, the higher precision during smoothing processing of datum and the lower precision during natural logarithm processing of datum, vice versa;

    灰色预测而言,如果原始数据长,对原始数据进行平滑处理所得预测模型精度较高原始数据进行取自然对数处理所得模型预测精度较低

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  • For gray model, the longer of original datum, the higher precision during smoothing processing of datum and the lower precision during natural logarithm processing of datum, vice versa;

    灰色预测而言,如果原始数据长,对原始数据进行平滑处理所得预测模型精度较高原始数据进行取自然对数处理所得模型预测精度较低

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