問題詳情

38.Please refer to the chart as attached and answer to the following three questions:The symbol at Q1 means:

 
(A)Quarantine anchorage
(B)Reporting point
(C)Radio pratique station
(D)Pilot station

參考答案

答案：D
難度：簡單0.714286
統計：A(0),B(1),C(1),D(5),E(0)