Objective: Understand the profile of Morinda officinalis and its research progress.
目的：了解巴戟天的概况及其研究进展。
Application of the rare earth in rubber is reviewed, and its research progress is described.
综述了稀土在橡胶中的应用研究进展。
The surface modification methods of the UHMWPE fiber and its research progress are also introduced in detail in this paper.
本文详细介绍了UHMWPE纤维的表面改性方法及其进展。
Principles and characteristics of this reversible hydrogen storage technology are introduced, and its research progress is reviewed.
介绍了这种储氢技术的原理和特点，综述了国内外研究现状。
The roles of alloying and trace elements in die-casting al, Mg, Zn and Zn-Al alloy and its research progress were surveyed. The problems in further developing die-cast alloy were analyzed.
叙述了合金元素和微量元素在压铸铝合金、镁合金、锌和锌铝合金中的作用及近年来取得的研究进展，分析了压铸合金有待进一步研究开发的问题。
The roles of alloying and trace elements in die-casting al, Mg, Zn and Zn-Al alloy and its research progress were surveyed. The problems in further developing die-cast alloy were analyzed.
叙述了合金元素和微量元素在压铸铝合金、镁合金、锌和锌铝合金中的作用及近年来取得的研究进展，分析了压铸合金有待进一步研究开发的问题。
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