• According to the relational expression, the basic size of CAM mechanism can be defined.

    由关系式计算最佳凸轮机构基本尺寸

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  • Then the relational expression of the total cost of production and the effective number is found.

    然后求出生产费用关系式

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  • A simple relational expression can be obtained by calculating results, and can predict breakthrough time.

    通过计算结果可以得到简单关系式能够预测突破时间

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  • The results show that two IPR calculation methods are consistent when using given shear-rate relational expression.

    计算结果表明给定的剪切速率关系式下,两种方法计算的流入动态关系一致

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  • And by means of least square method, the relational expression for the two kinds of functions to transform each other is derived.

    通过最小乘法数学手段导出函数相互转换的关系式。

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  • Taking system water undercooling as growth - driving force of methane hydrate, relational expression between methane hydrate growth ratio and undercooling is fitted.

    系统作为甲烷水合物生长驱动力拟合出甲烷水合物生长速率过冷度的关系式

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  • The relational expression of materials properties and heat treatment parameters is found by regression analysis, and the optimum technological combination is obtained.

    通过回归分析得出材料性能热处理工艺参数之间关系式得出优工艺组合

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  • The credibility of the relational expression is checked using 174 liquefaction and non-liquefaction case histories, which proves the expression has a correct rate of 71.2%.

    174个现场液化勘察资料对可靠性进行了检验,结果表明:该式的判别正确率可以达到71.2%。

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  • Note: the query optimizer considers using a functional index when the index expression is used in a relational expression or as an argument to one of the operator class functions.

    注意索引表达式用于关系表达式,作为某个操作符函数参数时,查询优化器将考虑使用函数索引。

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  • On the basis of 422 basic formulae, GEP is adopted to explore the symptom-syndrome relational expression of TCM, completing initially the decision system of formulae symptom-syndrome.

    论文以422首基本方为研究样本,采用基因表达式编程方法挖掘中医“症—证”之间函数关系式初步完成了通过方剂主治症状对其主治证判定系统的构建。

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  • In this paper, a method of lattice transformation is introduced to demonstrate the relational expression between Miller indices and interplanar spacing in base-centered monoclinic lattice.

    采用晶格变换方法证明底心单斜格子中密指数晶面间距关系式

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  • Change the column name in the expression to be the name of the column from the relational database you want to sort on for the particular column you selected.

    表达式中的列名改为关系数据库中希望根据已选特定进行排序的列名称

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  • Update 14 USES the relational column value "CID" in the transform expression to produce a new element "customerid" as the first element under the root element "customerinfo."

    更新14转换表达式使用关系CID生成元素customerid”并让它成为元素“customerinfo第一个元素。

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  • The Full name calculation consists of the following expression using the IBM DB2 vendor specific relational function concat for the concatenation of strings.

    Fullname计算包含以下表达式使用特定于IBMDB 2供应商关系函数concat串联字符串

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  • To do this, an XPath expression is used to identify the portion of the XML data, normally a specific XML text node, that returns each relational data value.

    为此,需使用XPath表达式识别XML数据组成的部分通常为特定的XML文本节点会返回所有关系数据值。

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  • When using a DMR package in Dynamic Query Mode, a report that contains an expression with any vendor specific relational function will produce an error message similar to the following.

    DynamicQueryMode使用dmr时,如果报告包含表达式带有特定于供应商的关系函数,那么执行报告将会生成以下错误消息

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  • Aiming at how the DBMS query optimizer to generate the smallest cost query plan, optimization rules of the relational algebra expression are given.

    针对DBMS查询优化如何生成成本最小的查询计划问题,给出关系代数表达式优化规则

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  • Research shows that the current relational database technology often inefficient when deal with the regular path expression.

    研究表明当前关系数据库技术处理规则路径表示的查询时通常效率不高。

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  • The paper introduces an Extended Relational Model Database System ERDB and a GIS based on ERDB. We mainly discuss the problems of expression of topology in GIS and recursive query.

    本文介绍了扩展关系模型数据库系统ERDB该系统之上开发GIS系统。

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  • The paper introduces an Extended Relational Model Database System ERDB and a GIS based on ERDB. We mainly discuss the problems of expression of topology in GIS and recursive query.

    本文介绍了扩展关系模型数据库系统ERDB该系统之上开发GIS系统。

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