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Chapter two, the theoretical basic of the metacongnition in Physics, stating that the theory of Autobus instructive study and the theory of architectural study, Piaget basic constructional learning theory and Vygotsky Social Construction are the psychological base of the metacongnition in Physics teaching, while Lifelong Education Theory and the Theoretical Research of the Subjectivity Education are the pedagogy basic of the metacongnition in Physics teaching.

第二章是元认知物理教学的理论基础。阐明了元认知的基本理论，奥苏伯尔的有意义学习理论、以及皮亚杰的建构主义学习理论和维果斯基社会建构理论是元认知物理教学的心理学基础，终身教育理论、主体教育理论是元认知物理教学的教育学基础。

Beyond the generic way of the ordinary calligrapher's study, the comparative method was used in the paper to make a transverse contrast among Mr. Chen Duxiu's autography, his contemporary calligraphers' and his friends' so as to find their different and common grounds, aiming at the overall and stereo study of Mr. Chen Duxiu's autography.

本文除了运用常规的书家研究的一般方法外，还运用了比较研究法，将陈独秀书法与其同时代书家或朋友的书法作一横向比较，找出他们之间的不同点和共同点，以求对陈独秀书法研究的全面性和立体性。

Beyond the generic way of the ordinary calligrapher"s study, the comparative method was used in the paper to make a transverse contrast among Mr. Chen Duxiu"s autography, his contemporary calligraphers" and his friends" so as to find their different and common grounds, aiming at the overall and stereo study of Mr. Chen Duxius autography.

本文除了运用常规的书家研究的一般方法外，还运用了比较研究法，将陈独秀书法与其同时代书家或朋友的书法作一横向比较，找出他们之间的不同点和共同点，以求对陈独秀书法研究的全面性和立体性。

In order to study the negativesequence influence to regional power grid caused by autotransformer traction power supply system, formulas of NSeq current and threephase voltage imbalance were derived, based on current distribution analysis of AT traction power supply system and singlephase VVconfiguration train substation. Employing the "train diagram" method, the realtime voltageimbalance curve was obtained in a simulation study, as well as the factors that influence NSeq and some measures to restrain it.

为研究自耦变压器牵引供电系统对地区电网造成的负序影响，首先讨论了AT牵引供电系统、单相VV接线牵引变电站的电流分布，推导得出了负序电流、三相电压不平衡度的计算公式；然后结合"列车运行图法"开发了相应的仿真程序；最后通过一个实际算例，得到了实时电压不平衡度曲线，指出了负序大小的影响因素及相应措施。

To make student study availably, must make the student have the desire, request and motives of the study first.

要使学生有效地学习，首先必须使学生有学习的欲望、要求和动机。

With the support of the project, the study completed the classification to passerine birds in Yunnan, summarized their habitat environment, geographical distribution; and analyzed the characters and evolution tendency of avifauna in Yunnan, geographical division of birds in Yunnan. The project was successfully completed. As production of the study, the book of "The avifauna of Yunnan China, Vol.2: passeriformes", three articles in periodical journal, two articles in national meeting proceeding and three articles in international meeting proceeding were published.

在该项目的支持下，通过对云南省雀形目鸟类的分类整理工作，以及栖息地生境、地理分布、区系组成和演化、地理区划等总结分析，完成和出版了《云南鸟类志下卷雀形目》，发表期刊论文3篇，国内学术会议论文2篇，国际学术会议论文3篇。

Combined with the Foundation Research (Avigation science fund 04D52032)"study on CFAR detecting expert system base on clutter tracking".This paper study the fractal technic and snake algorithm on the application of clutter tracking.

本课题结合航空科学基金"基于杂波跟踪融合的恒虚警检测专家系统研究"，研究分形技术和snake算法在杂波跟踪中应用，设计了相应的算法，通过分析真实数据和仿真数据验证了算法的有效性。

The effect of QTL mapping was influenced by many factors including population structure and size, number of QTLs, density of genetic markers, heritability of traits etc., especially the genetic and statistic models, so it is essential to select appropriate method according to actual situations before mapping QTLs. In this study, backcross population for QTL mapping was constructed by computer simulation in order to study power of detection and mapping precision of QTLs at different levels of factors.

影响QTL 定位效果的因素很多，包括群体类型、规模、涉及的QTL 数目、遗传标记的密度、性状遗传力等等，特别是分析中使用的遗传和统计模型对QTL 检测和定位有较大的影响。

On the research of hydraulic excavator, this paper concentrats on the study of its backhoe working equipment, which can be divided into boom—handle mechanism and bucket mechanism to study respectively.

在液压挖掘机的研究方面，本文集中研究了其反铲工作装置部分，并将反铲工作装置分为动臂、斗杆机构和铲斗机构分别加以研究。

The study of advantages of backwardness is always the core contents of the theory study.

关于后发优势的研究，长期以来一直是理论界研究的中心内容。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。