present state of research 研究现状
present scientific research state 科研现状
The present research state and future development tendency of enzyme membrane reactor were briefly addressed.
对酶膜反应器的国内外研究现状和发展趋势进行简要介绍。
The significance and present research state of comprehensively utilizing Ti-bearing blast furnace slag are overviewed.
对含钛高炉渣综合利用意义、研究现状进行了概述,分析了含钛高炉渣利用过程中存在的主要问题。
In the first part of this paper, the present research state of rotor dynamics and four types of computation method are introduced.
本文第一章主要介绍转子振动问题的研究现状,以及四种典型的计算分析方法。
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