問題詳情

29. Reference line is a line _____ on the radar screens in VTS Centers and/or electronic seachartsseparating the fairway for inbound and outbound vessels so that they can safely pass eachother.
(A) disappeared
(B) appearance
(C) displayed
(D) setting

參考答案

答案:C
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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