搜索筛选:
搜索耗时3.2822秒,为你在为你在102,285,761篇论文里面共找到 2 篇相符的论文内容
发布年度:
[期刊论文] 作者：QIU Ruqiong LI Bing,
来源：地理空间信息 年份：2012
This paper gave a general evaluation on existing three popular free and open source desktop GIS projects,according to the selected evaluation criteria.To furthe...
[期刊论文] 作者：QIU Ruqiong,LI Bing,ZHENG Lina,,
来源：地理空间信息 年份：2013
Infrastructure for spatial information is an important part of our national information construction that is the subject of essentials on the social of spatial information.As an EU member,Germany has...
相关搜索：
