地理信息系统空间位置建立的基础是:( )。

地理信息系统空间位置建立的基础是:( )。 A.统一的坐标系统B.统一的分类编码原则C.标准的数据交换格式D.标准的数据采集技术规程

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–Can he do it by himself? – (本题2.0分) A、 yes, he wi

–Can he do it by himself? – (本题2.0分) A、 yes, he will do so. B、 Yes, that’s it. C

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The immigrants coming to Britain are mainly from _

The immigrants coming to Britain are mainly from _____. ( )(本题2.0分) A、 Europe B、

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The highest mountain in Britain is ____.(本题2.0分) A

The highest mountain in Britain is ____.(本题2.0分) A、 Scafell B、 Ben Nevis C、 th

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