【单选题】【消耗次数：1】
直线AB的象限角为南东4°30′，则其坐标方位角αAB为（ ）。
①
4°30′
②
175°30′
③
184°30′
④
355°30′
参考答案：
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【单选题】
A点坐标为（10、20、30），B点坐标为（30、20、30）则AB距离为______。
①
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②
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7.8 磅
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侧垂线
③
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正平线
④
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铅垂线
【单选题】
某直线的坐标方位角为121°23′36″，则其反坐标方位角为()。
①
238°36′24″
②
301°23′36″
③
58°36′24″
④
－58°36′24″
随机题目