This article reviews Mars sampling and return technology, by retrieving and analyzing the patents of domestic and foreign sampling equipment and mechanism technology, Mars surface removal technology and ultra-highspeed light and small sample return technology. It conducts patent analysis from the macro-technical view down to the micro-specific content view using statistical, quantitative and qualitative analysis methods. In the process of macro-analysis, it analyzes patent data from multiple per...

【文章頁數(shù)】：5 頁

【文章目錄】：
1 INTRODUCTION
2 ANALYSIS OF CHINA AND INTERNATIONAL PATENT SITUATION
    2.1 Annual Change Trend of Patent Application
    2.2 Distribution of Patent Application Technology
    2.3 Distribution of Patent Application Technology Output
    2.4 Introduction of Key Patents
3 CONCLUSIONS AND SUGGESTIONS
    3.1 Conclusion
    3.2 Suggestions



本文編號(hào)：3852330