单项选择题
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
