A.has fired a torpedo during a drill
B.is about to rise to periscope depth
C.is on the bottom in distress
D.is disabled and unable to surface
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A.When any vessel fails to understand the intentions of an approaching vessel she must sound the danger signal
B.Only the stand-on vessel can sound the danger signal
C.Distress signals may be used in place of the danger signal
D.The danger signal consists of 4 or more short blasts of the whistle
A.do
B.to do
C.doing
D.done
最新試題
Which conditions will normally cause a SART to operate in the active mode?（）
Which of the following steps should normally be taken first by those who have boarded a liferaft in an emergency situation?（）
What would NOT be a distress signal?（）
Which statement about transmitting distress messages by radiotelephone is INCORRECT?（）
Which emergency equipment should you keep near the towing bitts? （）
Which action(s) should the operator of a pedestal crane take if crane control is lost?（）
Which list is NOT required to be provided as part of the appendices of the Shipboard Oil Pollution Emergency Plan?（）
You hear on the radiotelephone the word “Securite” spoken three times. This indicates that（）.
What would most likely prevent a SART’s signal from being detected?（）
Which statement pertaining to log keeping is TRUE?（）