关于双语脑有许多理论，主要包括共同表征理论和多重表征理论。两种理论各有证据支持。
The common representation theory and the multiple representation theory constitute two main theories, both of which have received empirical support.
尺度不变性可用分形和多重分形模型来表征。
Scale invariance can be described by means of fractal and multifractal models.
简要综述了重主族多重键，尤其是重主族累积多烯化合物的合成及结构表征和理论研究方面的最新进展。
This paper briefly summarized the new progress of theoretical studies on synthesize and characterize the compounds with multiple bonds between heavier main group elements, especially heavy cumulenes.
分析表明：在对材料的组织结构进行研究的问题中，多重分形谱是一种有意义的表征参数，能够从多分形角度对材料的组织结构开展定量化的分析与解释。
In analyzing material structure, the multifractal spectrum is ac hara cteristic parameter which enables the quantitative analysis and explanation ofm ater ial structure from multifractal perspective.
多重分形谱用来定量表征不同生长条件下岛的分布。
Multifractal spectra are used to describe quantitatively the irregular distribution of island patterns obtained under different growth conditions.
人类视觉系统不仅运用多重参照体系来建构客体的空间位置表征，也运用这些参照体系进行空间表征的动力转换。
The human visual system can represent an object's spatial structure by using multiple frames of reference. It can also utilize multiple reference frames to mentally transform such representations.
在这部分本文提出了股票数据多重分形特征值的概念，可以用一对多重分形特征值来表征股票序列的多重分形特性。
In this section, the concept of multifractal eigenvalue is proposed, so a pair of multifractal eigenvalue can represent multifractal character of stock series.
在这部分本文提出了股票数据多重分形特征值的概念，可以用一对多重分形特征值来表征股票序列的多重分形特性。
In this section, the concept of multifractal eigenvalue is proposed, so a pair of multifractal eigenvalue can represent multifractal character of stock series.
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