单选题将1nmile规定为1852m后,在航海实践中所产生的误差()。A在赤道附近最小B在两极附近最小C在纬度45°附近最小D在纬度45°附近最大
单选题
将1nmile规定为1852m后,在航海实践中所产生的误差()。
A
在赤道附近最小
B
在两极附近最小
C
在纬度45°附近最小
D
在纬度45°附近最大
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