A.The SART should be placed in water immediately upon activation
B.The SART should be held as high as possible
C.Switch the SART into the "high" power position
D.If possible，the SART should be mounted horizontally so that its signal matches that of the searching radar signal
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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
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
Winds expected to（）Storm Force 10 in south-east semicircle later up to 300 miles from the center of the tropical cyclone.
Which is NOT a mandatory part of the shipboard Oil Pollution Emergency Plan?（）
Which list is NOT required to be provided as part of the appendices of the Shipboard Oil Pollution Emergency Plan?（）
Which channel and mode should be used when initiating a distress alert transmission?（）
What would most likely prevent a SART’s signal from being detected?（）
Which step should normally be taken FIRST by those who have boarded a liferaft in an emergency?（）
Which statement concerning Montauk Point Light is TRUE?（）
Which statement concerning the navigation of a vessel in ice is FALSE?（）
You are underway and pass by a lighthouse. Its light，which was white since you first sighted it，changes to red. This means（）.
Which conditions will normally cause a SART to operate in the active mode?（）