問題詳情
14.一閉合導線全長為1264.768 公尺，作平差計算時，發現其結果有橫距代數和為0.30 公尺，縱距代數和為 -0.40 公尺，此一導線之精度約為：
(A) 1/3200
(B) 1/3800
(C) 1/2500
(D) 1/2800
(A) 1/3200
(B) 1/3800
(C) 1/2500
(D) 1/2800
參考答案
答案：C
難度：簡單0.75
統計：A(0),B(1),C(3),D(0),E(0)
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