7. 等角立體管線圖各軸之夾角為(A)45°(B)90°(C)120°(D)150°。

問題詳情

7. 等角立體管線圖各軸之夾角為
(A)45°
(B)90°
(C)120°
(D)150°。

參考答案

答案：C
難度：適中0.576271
統計：A(14),B(10),C(34),D(1),E(0)

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