查询词典 constructive mathematics

Research has been done on the coupling form between the two-row planetary gear train and the shift restriction based on the matrix,and then the method of establishing mathematics model has been presented to analyze the planetary gear transmission using MATLAB.

在设计自动变速器时，总体结构方案主要由行星齿轮变速机构确定，因此，研究行星齿轮机构传动方案的结构特征，对其所有可能的方案进行分析，是理想的设计途径。

Research has been done on the coupling form between the two-row planetary gear train and the shift restriction based on the matrix, and then the method of establishing mathematics model has been presented to analyze the planetary gear transmission using MATLAB. The coupling-matrix, restriction-matrix and transmission matrix form the model. All coupling-matrices corresponding two kinds of the coupling form determine the planetary gear transmission model.

基于矩阵理论对双排行星齿轮变速机构的行星排之间联结、换挡约束进行研究，提出用联结矩阵、约束矩阵和传动矩阵构建数学模型并使用MATLAB进行传动分析的方法。2种方式的联结形式所对应的联结矩阵可以确定机构所有可能的结构型式，据此得到双排行星齿轮变速机构全部型式谱图。

In calculating mathematics, a two-point boundary is often seen as construction algorithm of the model equations.

在计算数学中，两点边值问题常作为构造算法的模型方程。

He engineer settingly injucastle in trap mathematics match.

在最后一场比赛中他受了重伤。

According to the principles of tooth meshing and manufacturing helicoi ds, a mathematics model is constructed to reflect the manufacture process of nut , and the formula of the grinding wheel section is developed. The parameters of the section are obtained through numeral arithmetic; moreover the parameters of the dresser are worked out. Based on these work, the solid model of the ball scr ew nut, grinding wheel and tooth dresser are developed in the Pro/E software, wh at's more, the process of the dressing...

根据螺旋面加工原理、齿形啮合原理及回转面砂轮加工螺母工艺建立了相应的数学模型，并推导出砂轮截形的计算公式；采用数值计算方法求解砂轮截形参数，进一步得到修整器靠模板的参数；在此基础上，利用Pro/E软件对大导程滚珠丝杠螺母、砂轮和砂轮修整器进行了实体建模，并对砂轮的修整过程和螺母的加工过程进行了运动仿真，有效地验证了砂轮截形的计算结果。

Fuzzy mathematics is an effective tool in analyzing and treating fuzzy information in these problems with uncertainty or arisen from noise.

模糊数学在不确定性、不精确性及噪声引起的问题上，有其特有的计算分析操作，能有效地分析和处理模糊信息。

This text with system research for premise, pass analysis domestic and international related city development of success experience, with more analysis and point sampling etc. statistics method for foundation, and usage of game theory, lord composition analysis, artificial intelligence nerve dollar network, Logistic square distance etc. mathematics tool, rightness post industrialization under the mode of the mineral resource city predominance industry choice carry on research.

本文以系统研究为前提，通过分析国内外相关矿业资源城市的成功经验，以比较分析和重点抽样等统计方法为基础，运用博弈论、主成分分析、逻辑模糊神经元网络、Logistic方程等数学工具，研究后工业化时期矿业资源城市主导产业选择问题。

Matrices are indispensable mathematics tool in field of engineering technology and economy management.

矩阵理论不但是经典数学的基础 [1， 2， 3]，同时又是很有实用价值的数学理论。

To research on quantitative relations between neutral aroma constituents and concentration and quality of aroma of flue-cured tobacco in Panxi tobacco-growing areas, and to offer a new and impersonality method of flue-cured tobacco quality assessment, the authors carried out partial correlation analysis, path analysis and stepwise regression analysis, and established mathematics model and studied the factors of neutral aroma constituents affecting concentration and quality of aroma of flue-cured tobacco in this paper.

为了探究攀西烤烟烟叶中性致香成分与香气质和香气量的定量关系，并为客观准确评价烟叶质量提供新方法，该文采用偏相关分析、通径分析和逐步回归的分析方法，建立数学模型，研究了影响烤烟香气质量的中性致香成分。

The textbooks in this three-volume set combine informal, engineeringly sound practice with the rigour of formal, mathematics-based approaches.

教科书在这3卷结合起来，非正式的，土力工程健全的实践与严谨正规，数学为基础的方法。

According to my definition, the Manchurian Candidate is an experimentally created dissociative identity disorder that meets the following four criteria

根据我的定义，满州候选人是一个创造分离身份混乱的实验，它符合下述的4条标准

I'd be chuffed to play at a World Cup, but I have many years ahead of me in the game so I hope to have more opportunities.

我会chuffed发挥在世界杯，但我有很多年的比赛在我前面，所以我希望有更多的机会。