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某闭合导线,观测的内角分别是β1β2β3β4,其角度闭合差fβ为()

  • A、Σβ-(n-2)·180
  • B、Σβ-(n+2)·180
  • C、(n-2)·180

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更多 “某闭合导线,观测的内角分别是β1β2β3β4,其角度闭合差fβ为()A、Σβ-(n-2)·180B、Σβ-(n+2)·180C、(n-2)·180” 相关考题
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