A、consists of 5 or more short blasts of the fog signal apparatus
B、consists of the raising and lowering of a large white flag
C、may be used individually or in conjunction with other distress signals
D、is used to indicate doubt about another vessel's intentions
更多“A distress signal（）.”相关的问题
A、A triangular flag above or below a ball B、The International Code Signal of distress indicated by "JV" C、A green smoke signal D、Flames on the vessel as from a burning tar barrel
A、COSPAS-SARSAT B、ground receiving stations C、storing distress signal D、Near polar orbiting satellites
A、COSPAS-SARSAT B、Ground receiving stations C、storing distress signal D、Near-polar orbiting satellites
A、consists of 5 or more short blasts of the fog signal apparatus B、consists of the raising and lowering of a large white flag C、may be used separately or with other distress signals D、is used to indicate doubt about another vessel's intentions
A、consists of 5 or more short blasts of the fog signal apparatus B、may be used separately or with other distress signals C、consists of the raising and lowering of a large white flag D、is used to indicate doubt about another vessel's intentions
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