论文第一章内容主要阐明了写作动机、题目来源背景、研究目标及研究方法，并对本课题的研究状况和研究成果进行了文献综述。

The initiative thought, origination of the title, the research goal and methods are identified in Chapter one. The research situation and results of this program are reviewed.

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我们不以工人们的背景或种族来源区别对待他们。

We do not differentiate between our workers on the basis of their background or ethnic origin.

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与此相反，规划技术活动通常包括来自不同来源(内部和外部)的大量员工和不同的技术背景。

Program technical activities, in contrast, usually include large Numbers of staff from a variety of sources (internal and external) and various technology backgrounds.

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