有两段距离,其长度及中误差分别为:D1=138.00±0.01米,D2=183.00±0.02米,则()。A、两短距离精度相同B、D1的精度高C、两段距离精度无法比较D、D2的精度高

有两段距离,其长度及中误差分别为:D1=138.00±0.01米,D2=183.00±0.02米,则()。

  • A、两短距离精度相同
  • B、D1的精度高
  • C、两段距离精度无法比较
  • D、D2的精度高

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