The introduction part includes the significance of study, the purpose of study, the study summary, the train of thought and the research methods.

引言部分包括研究意义、研究目的、研究综述、研究思路和研究方法。

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This paper consists of five chapters: chapter 1 is introduction, which mainly introduces the background, meaning and concept of the subject and the relevant study summary and study methods.

本文共分五章：第一章为导论部分，主要介绍了选题的背景、意义、概念、相关研究综述和研究方法。

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Will study summary especially in different orifice group for precision condition take off , implement single surface to weld the two-sided shape technical and technology effect of welding thoroughly.

特别要研究总结在不同管口组对精度条件下，实施单面焊双面成形根焊的技术和工艺效果。

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The Accenture summary on the study found that more workers had added to their technology skills in the past five years than problem-solving, analytical and managerial skills.

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The company says the study was based on a summary of separate studies, when the proper way to determine the drug's effects is to conduct long-term clinical trials of patients taking Avandia.

FORBES: Senators Demand Details On Glaxo Drug Data

Here is a summary of indicative facts from the earlier study referenced, an update published last year, and others.

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