根据密炼机橡胶混炼过程的瞬时功率控制法,运用数理统计法建立的混炼胶门尼粘度数学模型,其预测精度值不稳定。
The mathematical model for the prediction of viscosity of mixing rubber was found by statistics, but its precision was unsteady.
本文利用指数平滑法,并结合本溪市1991- 1999年粮食产量的统计资料对未来几年内本溪市的粮食产量做出了预测。
By using smoothed exponential method and combining the statistic data of grain yield in 1991-1999 for Benxi area, the paper presents perspective grain yield in the near future fears.
本文着重介绍了回归分析方法,并利用回归分析法对我国铁路通信网电话机的数量做了统计分析和预测。
The paper emphasizes the regressive analysis method, by which statistical analysis and forecast of the number of telephones in Chinese railway communication network are made.
在实测资料统计分析基础上,建立了高陡山区房柱法地下开采岩体移动变形预测分析模型,并给出了岩体变形破坏的极限值。
The theoretical formulas are developed and applied to the prediction of the rock mass displacements and deformations due to underground mining by pillar-and-room method in mountain areas.
令人惊讶的是,评价结果显示,在个体顾客层面上,使用复杂的统计模型所作的预测并不比简单的管理启示法更好。
Surprisingly, the evaluation shows that on the individual customer level, the predictions made by the sophisticated stochastic models do not outperform the simple managerial heuristics.
本文使用的研究方法主要有:调查法、观察法、比较法、抽样统计法、预测法等。
The methodologies employed in the thesis are: investigation, observation, comparison, sample statistics and prediction, etc.
滑坡灾害空间预测评价的方法可归纳为统计学方法、敏感性制图法、信息量法以及各种经验方法。
The methods of landslide disaster spatial evaluation can be concluded as statistics, sensitivity mapping, information and all kinds of experience, etc.
城市用水量需求预测常见的方法有经验预测法、统计分析法、规划估算法、灰色预测法。
Common methods of urban water needs prediction are experience prediction, statistic analysis, planning estimate, and grey prediction.
提出了一种矿产资源靶区定位预测的统计方法秩相关权法。
The authors of this paper proposed a new statistical method so called rank correlation weight method used for locative prediction of mineral resources targets.
并对整个建基岩体由测线法获得的RQD数据进行整理统计分析,从而进行岩体变模e050的预测。
And the foundation rock obtained from the survey line, the RQD of data were analyzed to carry out mass changes the forecast model E050.
多元回归分析预测法的计算,虽然可以用常用计算器进行统计,但是数据复杂繁琐,工作量较大。
Although multiple regression analysis pre-measurement computation may use the commonly used calculator to carry on the statistics, the data are complex and tedious, the work load is bigger.
应用统计能量分析法(SEA)预测中高频段船舶噪声。
It is demonstrated that statistical energy analysis and AutoSEA could be used in the ship noise predict.
应用统计能量分析法(SEA)预测中高频段船舶噪声。
It is demonstrated that statistical energy analysis and AutoSEA could be used in the ship noise predict.
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