全面阐述论文研究的背景，课题来源，研究的目标及意义。
First, a comprehensive study on the background papers, Topics sources, the target and significance.
本论文首先介绍了课题的来源、目前的研究现状及研究意义。
Firstly, this thesis introduced the source of subject, current status of study and significance.
介绍了课题的来源及研究意义，综述了绿色制造工艺规划的国内外研究现状。
The research source and significance is introduced, and the research present state in and out of our country of green manufacturing process planning is summarized.
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