查询词典 base data
- 与 base data 相关的网络例句 [注:此内容来源于网络,仅供参考]
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By the theories of cavitations and free volume, it analyses the factors on lubricant low-temperature property in view of molecule structure, brings up effective ways to improve the low-temperature properties, conducts plenty of testing with even designs, and then investigates and tests the lubricants low-temperature properties with computerized system; it analyses the data by regression method and optimizes the solving, and studies on the base oil of environment friendly lubricants and selects the composition of colza oil, esters and PAO2, and discusses on low-temperature flowability of vegetable-base lubricants.
应用空穴理论及自由体积理论,从分子结构角度分析了影响润滑油低温性能的因素,提出了改善对润滑油低温性能的有效途径,组织了大量试验,通过润滑油的计算机检测系统对润滑油的低温性能进行了分析检测,采用均匀设计来组织实验;用逐步回归对数据进行分析并且进行最优化求解,对环境兼容润滑油的基础油进行了分析研究,选择菜籽油、季戊四醇酯和聚α-烯烃作为基础油,并从理论上对植物基润滑油的低温流动性进行了探讨。
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By the theories of cavitations and free volume, it analyses the factors on lubricant low-temperature property in view of molecule structure, brings up effective ways to improve the low-temperature properties, conducts plenty of testing with even designs, and then investigates and tests the lubricant's low-temperature properties with computerized system; it analyses the data by regression method and optimizes the solving, and studies on the base oil of environment friendly lubricants and selects the composition of colza oil, esters and PA02, and discusses on low-temperature flowability of vegetable-base lubricants.
应用空穴理论及自由体积理论,从分子结构角度分析了影响润滑油低温性能的因素,提出了改善对润滑油低温性能的有效途径,组织了大量试验,通过润滑油的计算机检测系统对润滑油的低温性能进行了分析检测,采用均匀设计来组织实验;用逐步回归对数据进行分析并且进行最优化求解,对环境兼容润滑油的基础油进行了分析研究,选择菜籽油、季戊四醇酯和聚α-烯烃作为基础油,并从理论上对植物基润滑油的低温流动性进行了探讨。
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In view of dual base cooperate principle in Knowledge Engineering, the common pattern and method of information mining in IDSS has been obtained which realize data mining and text mining and extend the source of knowledge for the knowledge base.
面向决策分析和知识获取的需要,基于数据仓库的基本思想,提出了决策支持数据库数据组织方法和体系框架,为提高智能决策支持系统的运行效率提供了基本保证。
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The contribution to the interruptive coordinator is that if the knowledge discovery can not go on solely in the knowledge base, the process is interrupted and turns to the database; and that if the data mining in the database discovers some redundant attributes, the process is interrupted and turns to the knowledge base to delete the redundant attributes.
对中断型协调器的发展是:原本单纯在知识库中的知识发现,若不能继续进行则要中断发现过程而借助于数据库进行规则的发掘;原本在数据库中的数据挖掘当发现属性的冗余时可以中断挖掘过程而在知识库中删除冗余的属性。
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Based on a comprehensive study of drilling and log data, sequences of short-term base-level cycle of turbidite fan in Yanchang Formation of Triassic in Longdong area are divided into three basic structure types: up - deepening non - symmetry, up -shallowing non ?symmetry and symmetry ones according to recognition sign of the interface of the short - term base - level cycle.
以高分辨率层序地层学理论和技术方法为指导,以钻井、测井资料的综合研究为基础,运用短期基准面旋回界面的识别标志将陇东地区三叠系延长组浊积扇短期基准面旋回层序划分为向上"变深"非对称型、向上"变浅"非对称型和对称型3种基本结构类型。
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On the base of applied tech. and system structure, the key tech. are expressed in detail. It includes:Knowledge representation technology: it is described in two stages by "Depictive frame + Rule group"."Depictive frame" is used to reflect the factors concerning question field."Rule group" reflects the son-question in question field; knowledge management system: it is made up of knowledge-base editing component, factor classifying component, knowledge inspecting component and extractive knowledge component; uncertainty reasoning adopt method of elicitation search strategy and data drive controlled by member knowledge. It take reliability of compound proof at first. That can resolve the matching contradiction. Reasoning explanation introduce pre-text and followed method of resolving path. Knowledge discovery component take SLIQ as basic arithmetic. It provides classification model in two stage forms which aim at training suit. That is decision tree and productive rule.
在确定应用技术与系统结构的基础上,重点阐述了本文的核心技术,这包括:知识表示技术,采用"描述框架+规则组"的层次结构,"描述框架"用于描述问题域所涉及的因素,"规则组"反映问题域内的子问题;知识管理系统,由知识库编辑构件、因素分类构件、知识检测构件和知识求精构件组成;不确定性推理机采用启发式搜索策略,元知识控制的数据驱动,以复合证据可信度优先作为匹配冲突消解的策略,推理解释采用预置文本与求解路径追踪的方法;知识发现,采用SLIQ快速可伸缩算法,分类模型用判定树与产生式规则两种形式描述。
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A method form obtaining IP address of maintenance channel includes judging whether ATM address is included in preconfigured IPOA PVC data of base station controller or not by BSC according to ATM address in BOOTP request message, returning BOOTP response message back to base station if it is or otherwise returning failure message back to BOOTP, carrying out judgment on each parameter in BOOTP response message by BS as per preset parameter rule, utilizing all parameters to set up IPOA channel when all parameters are consistency with said rule and required transmission bandwidth of IPOA channel is less than bandwidth limitation of maximum transmission.
本发明提供一种维护通道IP地址的获取方法以及修改方法,包括:在基站控制器侧预先配置基站的维护通道IPOA PVC数据,该IPOA PVC数据包括该基站的ATM地址;该基站在专用的PVC上发送BOOTP请求消息,该BOOTP请求消息中包括该基站的ATM地址,并且同时启动超时定时器对第一时间间隔计时;基站控制器根据该BOOTP请求消息中的ATM地址,判断基站控制器中预先配置的IPOA PVC数据中是否包括该ATM地址,若包括,则向该基站返回BOOTP响应消息,该BOOTP响应消息包括关于维护通道IP地址的参数,否则返回BOOTP失败消息;基站根据预定参数规则,对该BOOTP响应消息中的每一参数进行判断,在所有参数符合预定参数规则、且建立该IPOA通道所需传输带宽小于最大传输带宽限制的情况下,利用该所有参数建立IPOA通道。
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Firstly, according to the operating features of tie-line, the key decision factors deciding the operating mode of tie-line are extracted, a rule base of definition of tie-line operating modes is established and a discriminative model of tie-line operating modes is proposed; then during the design of the interface with data of EMS, the flow sheet for tie-line power flow monitoring is optimized; finally, an on-line monitoring system for tie-line power flow, which possesses the functions such as definition of tie-line operating mode rule base, transmission line operating mode monitoring and tie-line power flow monitoring, is developed, and the developed system can provide report forms of statistical analysis on transfinite record of tie-line power flow.
结合电网断面的运行特点提取了决定断面运行方式的关键因素,建立了断面运行方式定义规则库并提出了断面运行方式判别模型。在与EMS的数据接口设计中,对断面潮流监测流程进行了优化。在此基础上开发的电网断面潮流在线监测系统具有断面运行方式规则库定义、线路运行状态监测及断面潮流监测等功能,还可提供断面潮流超限记录的统计分析报表。
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three base structures from the fabric structure, then analysis the picture of the textile, accorder the properties of the wave machine, get the data of stitch about how the three base structures arrangement.
论文第二章提出了针法提取算法:从编织物结构中抽象出三种基本结构,然后分析编织物纹理图片,根据编织机器属性特点,得到对应这三种结构的针法数据。
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At the same time, on the base of analysis of the present situation, the development trend and the leading edge technology, the necessity and feasibility about the exploitation of the full hydraulic bulldozer"s sate monitoring and fault diagnosis system is given; According to the structure, working feature and working environment, it works out system schema and system composition; The system is divided into display module, communication module and fault diagnosis module by means of block design, the implementation method and key parameter are also given; In light of the features of the full hydraulic bulldozer, the state monitoring and fault diagnosis platform composed of controller RC6-9 and display DI2/10 is designed based on CAN-Bus and the hardware design is completed; It lists the measured values and state of monitored parameters which should be real-time displayed in monitoring module as well as the data which will be transmitted; Furthermore, On the base of the study of, it gives 34 kinds of constant faults" diagnosis methods; Using BODAS software and DPS software, it compile the program code of the controller and the displayer; At last, this paper design and make the simulation test device of control system of construction machinery, through the experiment, the realizability, the categoricalness, the reliability, the stability and real-time are tested, in addition, the improved methods are given.
本文收集整理了国内外智能推土机研究的相关文献资料,综合分析了国内外智能推土机的研究现状、发展趋势和前沿技术,论证了开发全液压推土机智能系统的重要组成部分&全液压推土机状态监测与故障诊断系统&的必要性和可行性;根据全液压推土机的结构、作业特点和作业环境,制定了全液压推土机状态监测与故障诊断系统方案,确定了系统的结构组成;采用模块化设计方法,将整个系统分成了显示、通信和故障诊断三个模块,给出了各模块功能的实现方法,确定了各模块的关键技术参数:选用RC6-9和DI2/10作为系统的控制器和显示器,用CAN总线搭建了系统的通信平台,完成了系统的硬件设计;确定了系统监测参数和通信数据,对全液压推土机常见故障特征进行了分析,给出了34种常见故障的诊断方法;在BODAS软件和DPS软件的集成编程环境下,编写了控制器和显示器程序;设计并制作了工程机械控制系统模拟试验板,并在此基础上通过多次的程序调试与试验,对所设计的全液压推土机状态监测与故障诊断系统功能的可实现性、完备性、可靠性、稳定性和实时性进行了检验,证实了此系统的可行性,并提出了进一步的改进方案和措施。
- 推荐网络例句
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This one mode pays close attention to network credence foundation of the businessman very much.
这一模式非常关注商人的网络信用基础。
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Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.
扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。
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There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.
双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。