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2000中国大地坐标系
释义
2000中国大地坐标系
Encyclopedia
工学
〔导航坐标系〕
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China geodetic coordinate system 2000;CGCS2000
2000中国大地坐标系
一种地心坐标系,国家地理信息表达的基准,国家基本比例尺地图测制的基础,中国北斗导航系统直接服务于国家经济建设的坐标系统。
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metallurgy
metallurgy by ion beam implantation
metallurgy in a molten salt at low temperature
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metallurgy of non-ferrous metals
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