英语词汇“spatial data infrastructure, SDI”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	spatial data infrastructure, SDI
释义	spatial data infrastructure, SDI 空间数据基础设施；空间数据基础设施是指对地理空间数据进行有效地采集、管理、访问、分发利用所必需的政策、技术、标准、基础数据集和人力资源等的总称。
随便看	gravitational vectors gravitational velocity gravitational water gravitational water, gravity water gravitational wave gravitational-wave gravitational wave astronomy gravitational wave detector gravitational waves gravitational wave source gravitational wave surface gravitation attraction gravitation casting method gravitation concrete mixer gravitation concrete pipe gravitation constant gravitation differentiation Gravitation double refraction thermal effect gravitation dynamics gravitation effect gravitation energy gravitation field gravitation field intensity Gravitation Field Model gravitation filter