On the basis of least square and law of similarity of ventilator, the dimensionless performance curve equations of mine ventilator by operating data are fitted and the characteristic curve equation of mine ventilating network according to its characteristic factors is constructed.

A dimensionless parameter expressing the limiting height of aspiration is suggested.

提出了一个极限吸出高度的无量纲数。

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The physics meaning of dimensionless parameter φ was given according to heat transfer theory in the pores.

针对孔隙中流体的传热机理，诠释了无量纲参数φ的物理意义。

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A New Dimensionless Parameter Suitable for Retrieving Atmospheric Aerosol Optic Depth on Land

适于反演陆面大气气溶胶光学厚度的物理量

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The air pressure dimensionless parameter will increasing as long as the gas fluid ratio decreasing.

随气液比的降低，压力上升无量纲值增加。

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The method of dimensionless parameter for R < 1 has been proposed in this paper.

提出了R<1的无量纲P参数法。

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Study On the Basic Formula of Thermokinetic Dimensionless Parameter Method

热动力学无量纲参数法基本公式的研究

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Studies on Chemical Equilibrium of the Complex Reaction with the Method of Dimensionless Parameter

无量纲参数法对络合反应化学平衡的研究

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Frequent item sets based dimensionality reduction algorithm in data mining research

基于频繁项集的降维在数据挖掘中的应用

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Nonlinear dimensionality reduction in the analysis of high dimensional medical data

非线性降维在高维医学数据处理中的应用

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The boundary element method ( BEM) is a widely used method because of its accuracy and dimensionality reduction.

边界元法（BEM）是一种应用广泛的求解偏微分方程的方法，它具有精度高，降维等特点。

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As a result, using dimensionality reduction techniques for data processing becomes extremely important.

因此，利用降维技术对高维数据进行处理就显得尤为重要。

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The classification of management is based upon the four-dimensional structure of management.

而管理的分类建立在管理的四维结构的基础上。

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The Four-dimensional Structure, Classification and Development Trend of Management Science

管理科学的四维结构、分类和发展趋势

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But, from four-dimensional view, itis full of matter induced from the extra dimension, named induced matter.

但是，从四维的角度看，宇宙中则充满着从额外维诱导出来的物质，被称为诱导物质。

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from one-dimensional, two-dimensional, three-dimensional and even four-dimensional systems.

从一维、二维、三维甚至到四维的系统。

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Weapon efficiency analysis based on dimensional analysis method

基于量纲分析法的武器效能分析

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The Application of Dimensional Analysis Theory in Mechanics of Materials

量纲分析理论在《材料力学》中的应用

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The Application of Dimensional Analysis in Model Experiment of Geotechnical Engineering

量纲分析法在土工模型试验中的应用

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Dimensional analysis is one of the important approaches to study physical problems.

量纲分析是研究物理问题重要方法之一。

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A three dimensional drawing platform is built on the basis of the three dimensional platform, and this system supplies finite element module of pre and post processing, and some basic additional construction analysis functions.

通过三维平台，构建了一个三维绘图平台，同时系统提供了一套有限元前／后处理模块，并附带一些基本的结构分析功能。

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