单选题A marker pole,with a horseshoe buoy and a sea anchor attached,should be used to().Amark the position of a lost mooringBdetermine your vessel's sideslip underwayCdetermine your speed through the waterDindicate location of a man overboard
单选题
A marker pole,with a horseshoe buoy and a sea anchor attached,should be used to().
A
mark the position of a lost mooring
B
determine your vessel's sideslip underway
C
determine your speed through the water
D
indicate location of a man overboard
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