單項(xiàng)選擇題In order to back a right-handed,single-screw vessel in a straight line,you will probably need to use().

A.very little rudder
B.some left rudder
C.some right rudder
D.full left rudder


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1.單項(xiàng)選擇題In order for a vessel to be engaged in fishing she must be().

A.underway
B.using gear which extends more than 50 meters outboard
C.using a seine of some type
D.using gear which restricts her maneuverability

2.單項(xiàng)選擇題In ballasting to survival draft,while in transit,due to extreme wind and wave loads,thrusters or propulsion,if available,should be used to().

A.reduce windward mooring tensions
B.maintain vessel heading
C.maximize accelerations
D.increase speed of advance

3.單項(xiàng)選擇題In a following sea,a wave has overtaken your vessel and thrown the stern to starboard. To continue along your original course,you should().

A.use more right rudder
B.use more left rudder
C.increase speed
D.decrease speed

4.單項(xiàng)選擇題If you are the stand-on vessel in a crossing situation,you may take action to avoid collision by your maneuver alone. When may this action be taken?().

A.At any time you feel it is appropriate
B.Only when you have reached extremis
C.When you determine that your present course will cross ahead of the other vessel
D.When it becomes apparent to you that the give-way vessel is not taking appropriate action

5.單項(xiàng)選擇題If the towline parts,you should().

A.start towing by pushing ahead
B.abandon the towing vessel
C.retrieve the tow bridle
D.relieve strain on the retrieving line

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For the deepest water when rounding a bend in a river,you should navigate your vessel().

題型:?jiǎn)雾?xiàng)選擇題

A vessel is equipped with a single right-handed screw. With rudder amidships and calm wind,the vessel will most likely back().

題型:?jiǎn)雾?xiàng)選擇題

In order for a vessel to be engaged in fishing she must be().

題型:?jiǎn)雾?xiàng)選擇題

If you are the stand-on vessel in a crossing situation,you may take action to avoid collision by your maneuver alone. When may this action be taken?().

題型:?jiǎn)雾?xiàng)選擇題

In a following sea,a wave has overtaken your vessel and thrown the stern to starboard. To continue along your original course,you should().

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Besides saving distance along the track line,another advantage of the Scharnow Turn over the Williamson Turn in a man overboard situation because().

題型:?jiǎn)雾?xiàng)選擇題

The distance that a vessel travels from the time that the order to put engines full astern until the vessel is dead in the water is known as().

題型:?jiǎn)雾?xiàng)選擇題

A vessel towing astern in an operation which severely restricts the towing vessel and her tow in their ability to change course shall,when making way,exhibit().

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Catenary as applied to tow lines denotes the().

題型:?jiǎn)雾?xiàng)選擇題

One advantage of chain over wire rope for a tow bridle is that chain().

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