【单选题】【消耗次数：1】
在测量工作中，（ ）的精度要用相对误差来衡量。
①
高程测量
②
水准测量
③
角度测量
④
距离测量
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相关题目
【单选题】
在普通线路工程测量工作中，对一段距离进行了往返测量，测量结果分别为1000.010m和1000.020m。则这段距离的测量精度达到了一般工程测量的精度要求。
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正确
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