介绍了室温磁制冷回热器最新研究动态。
The new trends of the study on room temperature magnetic refrigeration were introduced.
本文系统介绍了强化流体流动与混合方法的最新研究动态。
Introduction of methods of strengthening fluid flow and mix as well as recent trends are reviewed.
界定了天然气水合物的概念与基本特征，分析了国内外最新研究动态和深海调查成果。
The concept and basic features of natural gas hydrate are limited and the newest domestic and foreign research trends and deep-sea survey results are analyzed in the paper.
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