In view of characteristics of composition and structure of coal gangue, in this paper a series of analysis and research on activation of coal gangue have been made.

鉴于煤矸石的组成和结构等特性，本文力图从煤矸石的活性激发着手，对其进行了一系列的分析研究。

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A calculation method of gas liquid solid three phase equilibrium is presented based on the characteristics of composition and phase behavior of an oil and gas system.

根据油气烃类体系的组成特点和相态特征，提出了气液固三相相平衡的计算方法。

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Composition and reuse are characteristics of real languages.

组合和重用是真实语言的特征。

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Though simply the natural characteristics of an organic composition, these flaws can be very costly for a manufacturer.

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Each day, the scientific community collects millions of individual Earth observations, allowing us to examine, monitor, and model atmospheric composition, seismic activity, ecosystem health, weather patterns, and hundreds of other characteristics of our planet.

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