比例尺分别为1︰1000、1︰2000、1︰5000地形图的比例尺精度分别为()。

A . 1m,2m,5m B . 0.001m,0.002m,0.005m C . 0.01m,0.02m,0.05m D . 0.1m,0.2m,0.5m

时间:2022-09-15 08:52:16 所属题库:工程测量学题库

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