During the day, a dredge will indicate the side on which it is safe to pass by displaying_____.A.two balls in a vertical lineB.two diamonds in a vertical lineC.a single black ballD.no shape is shown during the day
During the day, a dredge will indicate the side on which it is safe to pass by displaying_____.
A.two balls in a vertical line
B.two diamonds in a vertical line
C.a single black ball
D.no shape is shown during the day
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你想把引航员梯装在哪一舷？（）A、On which side must I rig the pilot ladder?B、On which side do you want the ladder rigged?C、On what side must I rig the pilot ladder?D、On which side do you want the gangway rigged?
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