單項(xiàng)選擇題The speed of a vessel adjusted to that of a pilot boat at which the pilot can safely embark is().

A.ground speed
B.boarding speed
C.relative speed
D.speed of the vessel


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1.單項(xiàng)選擇題The step of a pilot ladder which prevents the ladder from twisting is the().

A.proof bar
B.shifting bar
C.long bar
D.spreader

2.單項(xiàng)選擇題The term of landfall means().

A.land first sighted when vessel approaching from seaward
B.land last sighted when vessel leaving from a port
C.in sight of one another when vessel underway
D.in sight of an island during a ship on her voyage

4.單項(xiàng)選擇題To evacuate a vessel from crew and passengers following a distress means().

A.abandon vessel
B.adrift
C.beach to
D.assembly station

5.單項(xiàng)選擇題To increase the distance to the vessel ahead by reducing one’s own speed means().

A.fall back
B.keep low speed
C.running after
D.drop back