因此研究离合器的接合规律和制定离合器的接合控制策略是本论文的重点和难点内容。
So, the study of the engaging law and control strategy is the important and difficult point of this paper.
第二至四章为第二部分，这三章阐释和建构弗洛姆人学思想体系，是本论文的重点和难点。
The Second part is made up of Chapters 2-4. This part is the focus of the dissertation which expounds and systemizes Fromm's theory of Hominology.
用G代码编制该零件的数控加工程序，并附以编程尺寸的计算方法，其中零件工艺规程的分析是此次论文的重点和难点。
G code index this part of NC program, and report to the programming of the calculation method, where the part process analysis is the focus of this and difficulty.
用g代码编制该零件的数控加工程序，并附以编程尺寸的计算方法，其中零件工艺规程的分析是此次论文的重点和难点。
G code index this part of NC program, and report to the programming of the calculation method, where the part process analysis is the focus of this paper and difficulty.
目前，阈值和影响范围的界定是TIA中的难点，接下来本论文对它们进行了重点研究。
At present, the threshold and study area are the difficulties in TIA, then this dissertation take emphases on them.
简要论述了选题的背景、意义，并对本论文的研究思路、研究方法、重点难点和基本框架作了说明。
I briefly discusses the background and meaning of the topics and illustrate research ideas, research methods and the basic framework.
论文第一部分为引言部分，介绍本论题的选题背景和依据、论文选题意义、论文选择的重点难点以及论文研究方法。
Thesis part I is a foreword part, introducing the background and significance, the thesis topic, the key, the difficulties and research methods.
最后对本论文的研究工作进行了归纳总结，指出了进一步工作的重点和难点。
Finally, a brief summary of the conclusion and deficiency about this paper have been given, the further work emphasis and difficulty have also been pointed out in the last chapter.
最后对本论文的研究工作进行了归纳总结，指出了进一步工作的重点和难点。
Finally, a brief summary of the conclusion and deficiency about this paper have been given, the further work emphasis and difficulty have also been pointed out in the last chapter.
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