The Dimensionless Representation of Collection Efficiency of Cyclones

Based on the analysis and numerical results, the physical mechanism of thermal drive in centrifugal fields is advanced, and a dimensionless parameter group is suggested to measure the relative importance of buoyancy and rotation to the mean equivalent conductivity.

通过方程分析和数值模拟提出了离心力场热驱动流的物理机制以及自然对流和旋转流相对作用大小的判别依据；

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A correlation formula with dimensionless number group is established to calculate the drying intensity.

在此基础上，结合因次分析法，建立了用于计算干燥强度的准数关联模型。

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Calculation of Orifice metre Flow Rate Using Dimensionless Number Group Method

无因次数群法计算孔板计流量

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A very useful tool for scale-up is the dimensionless group. This is the grouping of system variables so as to cancel out their dimensions.

在放大中使用的一个很有用的工具是无量纲数群。这是系统变量无因次化的一种组合。

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Secondly, based on the discussion of condition of sediment incipient motion, the dimensionless unit stream power at sediment incipient motion is put up, so that the theory of sediment incipient motion become more integrated.

二是在对泥沙起动条件讨论的基础上，建立了泥沙起动的无因次临界单位水流功率，进一步完善了泥沙起动的有关理论；

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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.

本文运用最小二乘法和通风机的相似定律，用实测数据拟合了矿井通风机无因次性能曲线方程；

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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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