单项选择题
A.Rudder action will become more effective B.The vessel's list will change C.The vessel's trim will change D.An increase in speed will occur
The principal danger from ice collecting on a vessel is...
单项选择题The principal danger from ice collecting on a vessel is the（）.
A.decrease in capabilities of radar B.decrease in displacement C.adverse effect on trim D.loss of stability
Your vessel is approaching a bend. You hear a prolonged...
单项选择题Your vessel is approaching a bend. You hear a prolonged blast from around the bend. You should （）.
A.back your engines B.stop your engines and drift C.answer with one prolonged blast D.sound the danger signal
