問題詳情

14.A buoy composed of a tall central structure mounted on a broad flat base calls ____________ .
(A)station buoy
(B)spherical buoy
(C)discrepancy buoy
(D)pillar buoy

參考答案

答案:D
難度:簡單0.714286
統計:A(0),B(0),C(0),D(5),E(0)

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