本文首先研究了聚氨酯的固化反应。
本文首先研究了缬氨酸在单根色谱柱上的分离情况。
First, the separation of L-Valine on a single chromatographic column was investigated.
因此，本文首先对高峰期交通流进行了分析研究。
So this paper first studies the analyzing method of peak traffic flow.
本文首先概述了隐喻研究的历史背景和现状。
The paper firstly reviews the history and status quo of the metaphor research.
本文首先对知识员工敬业度研究进行分析。
Firstly this paper analyze the knowledge employees' engagement research.
本文首先对研究区的基本地质格架进行了简要的分析和总结。
本文首先对城市道路的双实线识别进行研究。
First, this thesis will study how to recognize the double full line.
本文首先对文章的研究背景进行了阐述。
This paper first article on the research conducted on the background.
本文首先介绍了光声技术的研究进程。
The research progress about PA techniques was introduced at the first of the thesis.
本文首先阐述了研究轨钢应力腐蚀的意义。
The significance of stress corrosion test for rail steel is demonstrated.
本文首先综述了喹啉衍生物的应用研究进展。
In this paper, the progress of quinoline derivatives in application is summarized.
本文首先介绍了课题研究进展情况。
本文首先对我国航天环境医学研究的框架进行了概述。
The investigation framework of space environmental medicine in China was presented.
本文首先主要介绍了市场营销学相关理论以及本文的研究思路。
This paper introduces marketing theory and the study of ideas at first.
本文首先对微粒混凝土进行力学性能的试验研究。
This paper firstly taked the experimental investigation on mechanical property of Micro-concrete.
本文首先阐述了论文的选题依据及研究意义。
This paper firstly expounds the basis of subject and significance of study.
本文首先进行国内外研究现状分析。
The paper firstly analyzed the current research at home and abroad.
本文首先对数字阵雷达试验系统的总体结构进行了较为深入的研究。
So, first of all, the research on the structure of WDAR had been carried out.
本文首先对数字阵雷达试验系统的总体结构进行了较为深入的研究。
So, first of all, the research on the structure of WDAR had been carried out.
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